21162046

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1119

約数の個数: 16

約数和(自身を含む): 32394240

約数和(自身を除く): 11232194

約数列:

[1, 2, 79, 151, 158, 302, 887, 1774, 11929, 23858, 70073, 133937, 140146, 267874, 10581023, 21162046]

約数ペア:

[(1, 21162046), (2, 10581023), (79, 267874), (151, 140146), (158, 133937), (302, 70073), (887, 23858), (1774, 11929)]