21851247

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2917}}^1$

素因数の和:3158

約数の個数: 16

約数和(自身を含む): 31934592

約数和(自身を除く): 10083345

約数列:

[1, 3, 11, 33, 227, 681, 2497, 2917, 7491, 8751, 32087, 96261, 662159, 1986477, 7283749, 21851247]

約数ペア:

[(1, 21851247), (3, 7283749), (11, 1986477), (33, 662159), (227, 96261), (681, 32087), (2497, 8751), (2917, 7491)]