210920121

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{13859}}^1$

素因数の和:13973

約数の個数: 24

約数和(自身を含む): 324324000

約数和(自身を除く): 113403879

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1691, 5073, 13859, 15219, 41577, 124731, 263321, 789963, 1233451, 2369889, 3700353, 11101059, 23435569, 70306707, 210920121]

約数ペア:

[(1, 210920121), (3, 70306707), (9, 23435569), (19, 11101059), (57, 3700353), (89, 2369889), (171, 1233451), (267, 789963), (801, 263321), (1691, 124731), (5073, 41577), (13859, 15219)]