Q: What is the sum of all factors of the number 21,556,666 excluding 21,556,666?
A: 10,778,336
The factors of the number 21,556,666 are: 1, 2, 10778333, 21556666.
If you add them up, you will get the total of 21,556,676. Now subtract 21,556,666 to get 10,778,336