21270633

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3623}}^1$

素因数の和:3748

約数の個数: 16

約数和(自身を含む): 30151680

約数和(自身を除く): 8881047

約数列:

[1, 3, 19, 57, 103, 309, 1957, 3623, 5871, 10869, 68837, 206511, 373169, 1119507, 7090211, 21270633]

約数ペア:

[(1, 21270633), (3, 7090211), (19, 1119507), (57, 373169), (103, 206511), (309, 68837), (1957, 10869), (3623, 5871)]