Q: What is the sum of all factors of the number 20,420,021 excluding 20,420,021?
A: 887,851
The factors of the number 20,420,021 are: 1, 23, 887827, 20420021.
If you add them up, you will get the total of 20,420,908. Now subtract 20,420,021 to get 887,851