Q: What is the sum of all factors of the number 2,130,021 excluding 2,130,021?
A: 1,053,159
The factors of the number 2,130,021 are: 1, 3, 9, 29, 87, 261, 8161, 24483, 73449, 236669, 710007, 2130021.
If you add them up, you will get the total of 2,130,022. Now subtract 2,130,021 to get 1,053,159