Q: What is the sum of all factors of the number 42,721 excluding 42,721?
A: 9,119
The factors of the number 42,721 are: 1, 7, 17, 119, 359, 2513, 6103, 42721.
If you add them up, you will get the total of 42,730. Now subtract 42,721 to get 9,119