21066557758

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{351121}}^1$

素因数の和:351483

約数の個数: 16

約数和(自身を含む): 31980191760

約数和(自身を除く): 10913634002

約数列:

[1, 2, 131, 229, 262, 458, 29999, 59998, 351121, 702242, 45996851, 80406709, 91993702, 160813418, 10533278879, 21066557758]

約数ペア:

[(1, 21066557758), (2, 10533278879), (131, 160813418), (229, 91993702), (262, 80406709), (458, 45996851), (29999, 702242), (59998, 351121)]