using System;

public class Program

{

    public static void Main()

    {

        string a;

        int b;

        int c;

        Console.WriteLine("Iveskite skaiciu");

        a = Console.ReadLine();

        int aa = Int32.Parse(a);

        for(b = 2; b <= aa; b++)

            {

            for(c = 1;c < b; ++c)

                {

                if(b%c == 0)

                    {

                        Console.WriteLine(b);   

                    }

                }

            }

    }

}