21090348

素因数分解:

$2^2\times 3^3\times {\mathrm{195281}}^1$

素因数の和:195294

約数の個数: 24

約数和(自身を含む): 54678960

約数和(自身を除く): 33588612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195281, 390562, 585843, 781124, 1171686, 1757529, 2343372, 3515058, 5272587, 7030116, 10545174, 21090348]

約数ペア:

[(1, 21090348), (2, 10545174), (3, 7030116), (4, 5272587), (6, 3515058), (9, 2343372), (12, 1757529), (18, 1171686), (27, 781124), (36, 585843), (54, 390562), (108, 195281)]