21514227

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2377}}^1$

素因数の和:2818

約数の個数: 16

約数和(自身を含む): 32873472

約数和(自身を除く): 11359245

約数列:

[1, 3, 7, 21, 431, 1293, 2377, 3017, 7131, 9051, 16639, 49917, 1024487, 3073461, 7171409, 21514227]

約数ペア:

[(1, 21514227), (3, 7171409), (7, 3073461), (21, 1024487), (431, 49917), (1293, 16639), (2377, 9051), (3017, 7131)]