21916838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{911}}^1$

素因数の和:1459

約数の個数: 16

約数和(自身を含む): 34407936

約数和(自身を除く): 12491098

約数列:

[1, 2, 23, 46, 523, 911, 1046, 1822, 12029, 20953, 24058, 41906, 476453, 952906, 10958419, 21916838]

約数ペア:

[(1, 21916838), (2, 10958419), (23, 952906), (46, 476453), (523, 41906), (911, 24058), (1046, 20953), (1822, 12029)]