Q: What is the sum of all factors of the number 21,121,013 excluding 21,121,013?
A: 1,008,907
The factors of the number 21,121,013 are: 1, 31, 67, 2077, 10169, 315239, 681323, 21121013.
If you add them up, you will get the total of 21,121,014. Now subtract 21,121,013 to get 1,008,907