21115696905

素因数分解:

$3^2\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{218963}}^1$

素因数の和:221117

約数の個数: 24

約数和(自身を含む): 36617787648

約数和(自身を除く): 15502090743

約数列:

[1, 3, 5, 9, 15, 45, 2143, 6429, 10715, 19287, 32145, 96435, 218963, 656889, 1094815, 1970667, 3284445, 9853335, 469237709, 1407713127, 2346188545, 4223139381, 7038565635, 21115696905]

約数ペア:

[(1, 21115696905), (3, 7038565635), (5, 4223139381), (9, 2346188545), (15, 1407713127), (45, 469237709), (2143, 9853335), (6429, 3284445), (10715, 1970667), (19287, 1094815), (32145, 656889), (96435, 218963)]