#include<stdio.h>
int mian()
{
    int a,b,c;
    bool ok;
    while(scanf("%d",&a)!=EOF)
    {
        ok=0;
        for(b=0;b*b<a;b++)
        {
            if(a%b==0)
            {
                c=a%b;
                ok=1;
                break;
            }
        }
            if(ok)
                printf("%d %d\n",b,c);
    }
    return 0;
}