21765592

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{2161}}^1$

素因数の和:3426

約数の個数: 16

約数和(自身を含む): 40861800

約数和(自身を除く): 19096208

約数列:

[1, 2, 4, 8, 1259, 2161, 2518, 4322, 5036, 8644, 10072, 17288, 2720699, 5441398, 10882796, 21765592]

約数ペア:

[(1, 21765592), (2, 10882796), (4, 5441398), (8, 2720699), (1259, 17288), (2161, 10072), (2518, 8644), (4322, 5036)]