21858870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66239}}^1$

素因数の和:66260

約数の個数: 32

約数和(自身を含む): 57231360

約数和(自身を除く): 35372490

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66239, 132478, 198717, 331195, 397434, 662390, 728629, 993585, 1457258, 1987170, 2185887, 3643145, 4371774, 7286290, 10929435, 21858870]

約数ペア:

[(1, 21858870), (2, 10929435), (3, 7286290), (5, 4371774), (6, 3643145), (10, 2185887), (11, 1987170), (15, 1457258), (22, 993585), (30, 728629), (33, 662390), (55, 397434), (66, 331195), (110, 198717), (165, 132478), (330, 66239)]