21468567

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 29499008

約数和(自身を除く): 8030441

約数列:

[1, 3, 43, 129, 163, 489, 1021, 3063, 7009, 21027, 43903, 131709, 166423, 499269, 7156189, 21468567]

約数ペア:

[(1, 21468567), (3, 7156189), (43, 499269), (129, 166423), (163, 131709), (489, 43903), (1021, 21027), (3063, 7009)]