21000836313

素因数分解:

$3^2\times {\mathrm{30113}}^1\times {\mathrm{77489}}^1$

素因数の和:107608

約数の個数: 12

約数和(自身を含む): 30335940180

約数和(自身を除く): 9335103867

約数列:

[1, 3, 9, 30113, 77489, 90339, 232467, 271017, 697401, 2333426257, 7000278771, 21000836313]

約数ペア:

[(1, 21000836313), (3, 7000278771), (9, 2333426257), (30113, 697401), (77489, 271017), (90339, 232467)]