21838905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44119}}^1$

素因数の和:44141

約数の個数: 24

約数和(自身を含む): 41296320

約数和(自身を除く): 19457415

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 44119, 132357, 220595, 397071, 485309, 661785, 1455927, 1985355, 2426545, 4367781, 7279635, 21838905]

約数ペア:

[(1, 21838905), (3, 7279635), (5, 4367781), (9, 2426545), (11, 1985355), (15, 1455927), (33, 661785), (45, 485309), (55, 397071), (99, 220595), (165, 132357), (495, 44119)]