21241582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2441}}^1$

素因数の和:2691

約数の個数: 16

約数和(自身を含む): 33699600

約数和(自身を除く): 12458018

約数列:

[1, 2, 19, 38, 229, 458, 2441, 4351, 4882, 8702, 46379, 92758, 558989, 1117978, 10620791, 21241582]

約数ペア:

[(1, 21241582), (2, 10620791), (19, 1117978), (38, 558989), (229, 92758), (458, 46379), (2441, 8702), (4351, 4882)]