321 is divisible by these four numbers: 1, 3, 107, 321.
321 / 6 = 53.5
By any of its factors which are: 1, 3, 107 and 321
No.
No.
No.
It is and the answer is 107.
642 is composite. It is divisible by 2, 3, 107, 214, and 321.
Out of that list, only 3.
Both are divisible by 3.
1, 2, 3, 6, 107, 214, 321, 642
Yes, and the answer to 9/12321 is 0.00073046018.