21900366

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{4523}}^1$

素因数の和:4800

約数の個数: 24

約数和(自身を含む): 47637720

約数和(自身を除く): 25737354

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 4523, 4842, 9046, 13569, 27138, 40707, 81414, 1216687, 2433374, 3650061, 7300122, 10950183, 21900366]

約数ペア:

[(1, 21900366), (2, 10950183), (3, 7300122), (6, 3650061), (9, 2433374), (18, 1216687), (269, 81414), (538, 40707), (807, 27138), (1614, 13569), (2421, 9046), (4523, 4842)]