21081366

素因数分解:

$2^1\times 3^2\times {\mathrm{769}}^1\times {\mathrm{1523}}^1$

素因数の和:2300

約数の個数: 24

約数和(自身を含む): 45765720

約数和(自身を除く): 24684354

約数列:

[1, 2, 3, 6, 9, 18, 769, 1523, 1538, 2307, 3046, 4569, 4614, 6921, 9138, 13707, 13842, 27414, 1171187, 2342374, 3513561, 7027122, 10540683, 21081366]

約数ペア:

[(1, 21081366), (2, 10540683), (3, 7027122), (6, 3513561), (9, 2342374), (18, 1171187), (769, 27414), (1523, 13842), (1538, 13707), (2307, 9138), (3046, 6921), (4569, 4614)]