#include 
    using namespace std;
    int main()
    {
        int n;
        cin >> n;
        for(int i = 1; i <= n; i++) { // for each number from 1 till the number itself
            if(n % i == 0) {
                cout << i << " is a divisor." << endl;
            }
        }
        return 0;
    }