21425910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64927}}^1$

素因数の和:64948

約数の個数: 32

約数和(自身を含む): 56097792

約数和(自身を除く): 34671882

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 64927, 129854, 194781, 324635, 389562, 649270, 714197, 973905, 1428394, 1947810, 2142591, 3570985, 4285182, 7141970, 10712955, 21425910]

約数ペア:

[(1, 21425910), (2, 10712955), (3, 7141970), (5, 4285182), (6, 3570985), (10, 2142591), (11, 1947810), (15, 1428394), (22, 973905), (30, 714197), (33, 649270), (55, 389562), (66, 324635), (110, 194781), (165, 129854), (330, 64927)]