22181841

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{20369}}^1$

素因数の和:20397

約数の個数: 18

約数和(自身を含む): 35219730

約数和(自身を除く): 13037889

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 20369, 61107, 183321, 224059, 672177, 2016531, 2464649, 7393947, 22181841]

約数ペア:

[(1, 22181841), (3, 7393947), (9, 2464649), (11, 2016531), (33, 672177), (99, 224059), (121, 183321), (363, 61107), (1089, 20369)]