Q: What is the sum of all factors of the number 421,113 excluding 421,113?
A: 279,303
The factors of the number 421,113 are: 1, 3, 7, 11, 21, 33, 77, 231, 1823, 5469, 12761, 20053, 38283, 60159, 140371, 421113.
If you add them up, you will get the total of 421,392. Now subtract 421,113 to get 279,303