[C#-1.6.2] CantDevideBy3or7

/*Write a program that prints all the numbers from 1 to N, that are not divisible by 3 and 7 at the same time.
*/
using System;

class CantDevideBy3or7
{
    static void Main(string[] args)
    {
        int number = int.Parse(Console.ReadLine());


        for (int i = 1; i <= number; i++)
        {
            if (i % (3*7) != 0)
            {
                Console.WriteLine(i);
            }
        }
    }
}