twenty ten comment number single post

//mod to show comment numbers with anchor link in single post//
function twentyten_posted_on() {
    $comment_number_addon = (is_single()) ? ', %4$s' : '';
    printf( __( '<span class="%1$s">Posted on</span> %2$s <span class="meta-sep">by</span> %3$s', 'twentyten' ).$comment_number_addon,
        'meta-prep meta-prep-author',
        sprintf( '<a href="%1$s" title="%2$s" rel="bookmark"><span class="entry-date">%3$s</span></a>',
            get_bloginfo('wpurl').'/'.get_the_date('Y/m'),
            esc_attr( get_the_time() ),
            get_the_date()
        ),
        sprintf( '<span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s">%3$s</a></span>',
            get_author_posts_url( get_the_author_meta( 'ID' ) ),
            sprintf( esc_attr__( 'View all posts by %s', 'twentyten' ), get_the_author() ),
            get_the_author()
        ),
        sprintf( '<span class="meta-comment-count"><a class="url fn n" href="%1$s" title="%2$s">%3$s</a></span>',
            '#comments', // use #comments to jump to top of comments; use #respond to jump to comment form
            'jump to comments', // link alt text
            (get_comments_number() != 1) ? get_comments_number().' comments' : get_comments_number().' comment'  // comments number
        )
    );
}