21831554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 35721216

約数和(自身を除く): 13889662

約数列:

[1, 2, 23, 37, 46, 74, 101, 127, 202, 254, 851, 1702, 2323, 2921, 3737, 4646, 4699, 5842, 7474, 9398, 12827, 25654, 85951, 108077, 171902, 216154, 295021, 474599, 590042, 949198, 10915777, 21831554]

約数ペア:

[(1, 21831554), (2, 10915777), (23, 949198), (37, 590042), (46, 474599), (74, 295021), (101, 216154), (127, 171902), (202, 108077), (254, 85951), (851, 25654), (1702, 12827), (2323, 9398), (2921, 7474), (3737, 5842), (4646, 4699)]