Q: What is the sum of all factors of the number 21,012,554 excluding 21,012,554?
A: 10,506,280
The factors of the number 21,012,554 are: 1, 2, 10506277, 21012554.
If you add them up, you will get the total of 21,012,564. Now subtract 21,012,554 to get 10,506,280