21090376

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44683}}^1$

素因数の和:44748

約数の個数: 16

約数和(自身を含む): 40215600

約数和(自身を除く): 19125224

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44683, 89366, 178732, 357464, 2636297, 5272594, 10545188, 21090376]

約数ペア:

[(1, 21090376), (2, 10545188), (4, 5272594), (8, 2636297), (59, 357464), (118, 178732), (236, 89366), (472, 44683)]