Q: What is the sum of all factors of the number 421,018 excluding 421,018?
A: 259,130
The factors of the number 421,018 are: 1, 2, 13, 26, 16193, 32386, 210509, 421018.
If you add them up, you will get the total of 421,277. Now subtract 421,018 to get 259,130