21372106

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66373}}^1$

素因数の和:66405

約数の個数: 16

約数和(自身を含む): 38231424

約数和(自身を除く): 16859318

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66373, 132746, 464611, 929222, 1526579, 3053158, 10686053, 21372106]

約数ペア:

[(1, 21372106), (2, 10686053), (7, 3053158), (14, 1526579), (23, 929222), (46, 464611), (161, 132746), (322, 66373)]