21987762

素因数分解:

$2^1\times 3^1\times {\mathrm{1289}}^1\times {\mathrm{2843}}^1$

素因数の和:4137

約数の個数: 16

約数和(自身を含む): 44025120

約数和(自身を除く): 22037358

約数列:

[1, 2, 3, 6, 1289, 2578, 2843, 3867, 5686, 7734, 8529, 17058, 3664627, 7329254, 10993881, 21987762]

約数ペア:

[(1, 21987762), (2, 10993881), (3, 7329254), (6, 3664627), (1289, 17058), (2578, 8529), (2843, 7734), (3867, 5686)]