Q: What is the sum of all factors of the number 21,310,123 excluding 21,310,123?
A: 11,445
The factors of the number 21,310,123 are: 1, 2341, 9103, 21310123.
If you add them up, you will get the total of 21,310,134. Now subtract 21,310,123 to get 11,445