21839718

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{163}}^2$

素因数の和:468

約数の個数: 24

約数和(自身を含む): 44269848

約数和(自身を除く): 22430130

約数列:

[1, 2, 3, 6, 137, 163, 274, 326, 411, 489, 822, 978, 22331, 26569, 44662, 53138, 66993, 79707, 133986, 159414, 3639953, 7279906, 10919859, 21839718]

約数ペア:

[(1, 21839718), (2, 10919859), (3, 7279906), (6, 3639953), (137, 159414), (163, 133986), (274, 79707), (326, 66993), (411, 53138), (489, 44662), (822, 26569), (978, 22331)]