21765692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1877}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 41225856

約数和(自身を除く): 19460164

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1877, 2899, 3754, 5798, 7508, 11596, 24401, 48802, 97604, 418571, 837142, 1674284, 5441423, 10882846, 21765692]

約数ペア:

[(1, 21765692), (2, 10882846), (4, 5441423), (13, 1674284), (26, 837142), (52, 418571), (223, 97604), (446, 48802), (892, 24401), (1877, 11596), (2899, 7508), (3754, 5798)]