Nothing can go evenly into 21 or 17. They are both odd numbers and therefore cannot be evenly divided.
321 is divisible by these four numbers: 1, 3, 107, 321.
1,2,4,8,16,32
1,3,5,9,15,45
255
These are all the whole numbers that go into 1,284 evenly: 1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284.
321 ÷ 40 = 8 remainder 1 (therefore, not evenly).
Each of these numbers will go evenly into 231: 1, 3, 7, 11, 21, 33, 77, 231.
no numbers!
Nothing can go evenly into 21 or 17. They are both odd numbers and therefore cannot be evenly divided.
321 is divisible by these four numbers: 1, 3, 107, 321.
The numbers that go into 30 are1, 2, 3, 5, 30, 15, 10, 6
60.5
1,2,3,6,7
11,6,1,2,33
n
2,4,7