12821286

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{6871}}^1$

素因数の和:7187

約数の個数: 16

約数和(自身を含む): 25728768

約数和(自身を除く): 12907482

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 6871, 13742, 20613, 41226, 2136881, 4273762, 6410643, 12821286]

約数ペア:

[(1, 12821286), (2, 6410643), (3, 4273762), (6, 2136881), (311, 41226), (622, 20613), (933, 13742), (1866, 6871)]