21949530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{731651}}^1$

素因数の和:731661

約数の個数: 16

約数和(自身を含む): 52678944

約数和(自身を除く): 30729414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 731651, 1463302, 2194953, 3658255, 4389906, 7316510, 10974765, 21949530]

約数ペア:

[(1, 21949530), (2, 10974765), (3, 7316510), (5, 4389906), (6, 3658255), (10, 2194953), (15, 1463302), (30, 731651)]