21881170232

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{63608053}}^1$

素因数の和:63608102

約数の個数: 16

約数和(自身を含む): 41981315640

約数和(自身を除く): 20100145408

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 63608053, 127216106, 254432212, 508864424, 2735146279, 5470292558, 10940585116, 21881170232]

約数ペア:

[(1, 21881170232), (2, 10940585116), (4, 5470292558), (8, 2735146279), (43, 508864424), (86, 254432212), (172, 127216106), (344, 63608053)]