22181391

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{7537}}^1$

素因数の和:7655

約数の個数: 16

約数和(自身を含む): 33167200

約数和(自身を除く): 10985809

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 7537, 22611, 67833, 203499, 821533, 2464599, 7393797, 22181391]

約数ペア:

[(1, 22181391), (3, 7393797), (9, 2464599), (27, 821533), (109, 203499), (327, 67833), (981, 22611), (2943, 7537)]