INVEST

#include <bits/stdc++.h>
#define ll long long
using namespace std;

void tinh(ll n, ll i){
    ll l, r;
    if (i%2 == 1){
        l = n/i - 1; r = l + 2;
        if ((l+r)*(i/2) + (l+r)/2 == n)
            cout << l - (i/2) + 1 << ' ' << r + (i/2) - 1 << '\n';
    }
    else{
        l = n/i; r = l + 1;
        if ((l+r)*(i/2) == n)
            cout << l - (i/2) + 1 << ' ' << r + (i/2) - 1 << '\n';
    }
}

int main() {
    freopen("INVEST.inp", "r", stdin);
    freopen("INVEST.out", "w", stdout);
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);

    ll n; cin >> n;

    for(ll i = 2; i*(i-1)/2 <= n; ++i)
        tinh(n, i);

    return 0;
}
/*
20
2+3+4+5+6
giua * (slpt/2) + giua
*/