21815310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66107}}^1$

素因数の和:66128

約数の個数: 32

約数和(自身を含む): 57117312

約数和(自身を除く): 35302002

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66107, 132214, 198321, 330535, 396642, 661070, 727177, 991605, 1454354, 1983210, 2181531, 3635885, 4363062, 7271770, 10907655, 21815310]

約数ペア:

[(1, 21815310), (2, 10907655), (3, 7271770), (5, 4363062), (6, 3635885), (10, 2181531), (11, 1983210), (15, 1454354), (22, 991605), (30, 727177), (33, 661070), (55, 396642), (66, 330535), (110, 198321), (165, 132214), (330, 66107)]