21315852

素因数分解:

$2^2\times 3^3\times {\mathrm{197369}}^1$

素因数の和:197382

約数の個数: 24

約数和(自身を含む): 55263600

約数和(自身を除く): 33947748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197369, 394738, 592107, 789476, 1184214, 1776321, 2368428, 3552642, 5328963, 7105284, 10657926, 21315852]

約数ペア:

[(1, 21315852), (2, 10657926), (3, 7105284), (4, 5328963), (6, 3552642), (9, 2368428), (12, 1776321), (18, 1184214), (27, 789476), (36, 592107), (54, 394738), (108, 197369)]