21092618

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{4157}}^1$

素因数の和:4261

約数の個数: 16

約数和(自身を含む): 32931360

約数和(自身を除く): 11838742

約数列:

[1, 2, 43, 59, 86, 118, 2537, 4157, 5074, 8314, 178751, 245263, 357502, 490526, 10546309, 21092618]

約数ペア:

[(1, 21092618), (2, 10546309), (43, 490526), (59, 357502), (86, 245263), (118, 178751), (2537, 8314), (4157, 5074)]