21921483

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1877}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 31099680

約数和(自身を除く): 9178197

約数列:

[1, 3, 17, 51, 229, 687, 1877, 3893, 5631, 11679, 31909, 95727, 429833, 1289499, 7307161, 21921483]

約数ペア:

[(1, 21921483), (3, 7307161), (17, 1289499), (51, 429833), (229, 95727), (687, 31909), (1877, 11679), (3893, 5631)]