21613174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{9013}}^1$

素因数の和:9135

約数の個数: 16

約数和(自身を含む): 35695440

約数和(自身を除く): 14082266

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 9013, 18026, 99143, 198286, 982417, 1964834, 10806587, 21613174]

約数ペア:

[(1, 21613174), (2, 10806587), (11, 1964834), (22, 982417), (109, 198286), (218, 99143), (1199, 18026), (2398, 9013)]