21716670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1021}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 52244640

約数和(自身を除く): 30527970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 709, 1021, 1418, 2042, 2127, 3063, 3545, 4254, 5105, 6126, 7090, 10210, 10635, 15315, 21270, 30630, 723889, 1447778, 2171667, 3619445, 4343334, 7238890, 10858335, 21716670]

約数ペア:

[(1, 21716670), (2, 10858335), (3, 7238890), (5, 4343334), (6, 3619445), (10, 2171667), (15, 1447778), (30, 723889), (709, 30630), (1021, 21270), (1418, 15315), (2042, 10635), (2127, 10210), (3063, 7090), (3545, 6126), (4254, 5105)]