Eight: 1 2 4 8 251 502 1004 2008.
6 of them go in evenly.
2
no numbers!
The prime factorization of 56 is 2, 2, 2, and 7, so there there are two prime numbers, 2 and 7, that can evenly go into 56.
Nothing can go evenly into 21 or 17. They are both odd numbers and therefore cannot be evenly divided.
The numbers that go into 30 are1, 2, 3, 5, 30, 15, 10, 6
12=1*2*2*3 1 and 2 and 3 and 4 and 6 and 12 go into 12 evenly
11,6,1,2,33
60.5
1,3,5,9,15,45
255
1,2,3,6,7