21090696

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79889}}^1$

素因数の和:79909

約数の個数: 32

約数和(自身を含む): 57520800

約数和(自身を除く): 36430104

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 79889, 159778, 239667, 319556, 479334, 639112, 878779, 958668, 1757558, 1917336, 2636337, 3515116, 5272674, 7030232, 10545348, 21090696]

約数ペア:

[(1, 21090696), (2, 10545348), (3, 7030232), (4, 5272674), (6, 3515116), (8, 2636337), (11, 1917336), (12, 1757558), (22, 958668), (24, 878779), (33, 639112), (44, 479334), (66, 319556), (88, 239667), (132, 159778), (264, 79889)]