20212122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1789}}^1$

素因数の和:2070

約数の個数: 32

約数和(自身を含む): 46396800

約数和(自身を除く): 26184678

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 269, 538, 807, 1614, 1789, 1883, 3578, 3766, 5367, 5649, 10734, 11298, 12523, 25046, 37569, 75138, 481241, 962482, 1443723, 2887446, 3368687, 6737374, 10106061, 20212122]

約数ペア:

[(1, 20212122), (2, 10106061), (3, 6737374), (6, 3368687), (7, 2887446), (14, 1443723), (21, 962482), (42, 481241), (269, 75138), (538, 37569), (807, 25046), (1614, 12523), (1789, 11298), (1883, 10734), (3578, 5649), (3766, 5367)]