21604967995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{357787}}^1$

素因数の和:358734

約数の個数: 16

約数和(自身を含む): 27950398560

約数和(自身を除く): 6345430565

約数列:

[1, 5, 13, 65, 929, 4645, 12077, 60385, 357787, 1788935, 4651231, 23256155, 332384123, 1661920615, 4320993599, 21604967995]

約数ペア:

[(1, 21604967995), (5, 4320993599), (13, 1661920615), (65, 332384123), (929, 23256155), (4645, 4651231), (12077, 1788935), (60385, 357787)]