Q: What is the sum of all factors of the number 54,321,621 excluding 54,321,621?
A: 18,107,211
The factors of the number 54,321,621 are: 1, 3, 18107207, 54321621.
If you add them up, you will get the total of 54,321,639. Now subtract 54,321,621 to get 18,107,211