21074864

素因数分解:

$2^4\times {\mathrm{701}}^1\times {\mathrm{1879}}^1$

素因数の和:2588

約数の個数: 20

約数和(自身を含む): 40912560

約数和(自身を除く): 19837696

約数列:

[1, 2, 4, 8, 16, 701, 1402, 1879, 2804, 3758, 5608, 7516, 11216, 15032, 30064, 1317179, 2634358, 5268716, 10537432, 21074864]

約数ペア:

[(1, 21074864), (2, 10537432), (4, 5268716), (8, 2634358), (16, 1317179), (701, 30064), (1402, 15032), (1879, 11216), (2804, 7516), (3758, 5608)]