21900826

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{463}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 33508224

約数和(自身を除く): 11607398

約数列:

[1, 2, 67, 134, 353, 463, 706, 926, 23651, 31021, 47302, 62042, 163439, 326878, 10950413, 21900826]

約数ペア:

[(1, 21900826), (2, 10950413), (67, 326878), (134, 163439), (353, 62042), (463, 47302), (706, 31021), (926, 23651)]