21102406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47743}}^1$

素因数の和:47775

約数の個数: 16

約数和(自身を含む): 36094464

約数和(自身を除く): 14992058

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 47743, 95486, 620659, 811631, 1241318, 1623262, 10551203, 21102406]

約数ペア:

[(1, 21102406), (2, 10551203), (13, 1623262), (17, 1241318), (26, 811631), (34, 620659), (221, 95486), (442, 47743)]