Q: What is the sum of all factors of the number 21,010,563 excluding 21,010,563?
A: 15,200,397
The factors of the number 21,010,563 are: 1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 15881, 47643, 111167, 142929, 333501, 428787, 778169, 1000503, 2334507, 3001509, 7003521, 21010563.
If you add them up, you will get the total of 21,010,578. Now subtract 21,010,563 to get 15,200,397