21705832

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{51193}}^1$

素因数の和:51252

約数の個数: 16

約数和(自身を含む): 41467140

約数和(自身を除く): 19761308

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 51193, 102386, 204772, 409544, 2713229, 5426458, 10852916, 21705832]

約数ペア:

[(1, 21705832), (2, 10852916), (4, 5426458), (8, 2713229), (53, 409544), (106, 204772), (212, 102386), (424, 51193)]