21318852

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43331}}^1$

素因数の和:43379

約数の個数: 24

約数和(自身を含む): 50958432

約数和(自身を除く): 29639580

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 43331, 86662, 129993, 173324, 259986, 519972, 1776571, 3553142, 5329713, 7106284, 10659426, 21318852]

約数ペア:

[(1, 21318852), (2, 10659426), (3, 7106284), (4, 5329713), (6, 3553142), (12, 1776571), (41, 519972), (82, 259986), (123, 173324), (164, 129993), (246, 86662), (492, 43331)]