21430222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6451}}^1$

素因数の和:6615

約数の個数: 16

約数和(自身を含む): 35305344

約数和(自身を除く): 13875122

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6451, 12902, 70961, 141922, 974101, 1948202, 10715111, 21430222]

約数ペア:

[(1, 21430222), (2, 10715111), (11, 1948202), (22, 974101), (151, 141922), (302, 70961), (1661, 12902), (3322, 6451)]