21199023

素因数分解:

$3^3\times {\mathrm{769}}^1\times {\mathrm{1021}}^1$

素因数の和:1799

約数の個数: 16

約数和(自身を含む): 31477600

約数和(自身を除く): 10278577

約数列:

[1, 3, 9, 27, 769, 1021, 2307, 3063, 6921, 9189, 20763, 27567, 785149, 2355447, 7066341, 21199023]

約数ペア:

[(1, 21199023), (3, 7066341), (9, 2355447), (27, 785149), (769, 27567), (1021, 20763), (2307, 9189), (3063, 6921)]