22491999

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{12073}}^1$

素因数の和:12108

約数の個数: 20

約数和(自身を含む): 35062896

約数和(自身を除く): 12570897

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 12073, 36219, 108657, 277679, 325971, 833037, 977913, 2499111, 7497333, 22491999]

約数ペア:

[(1, 22491999), (3, 7497333), (9, 2499111), (23, 977913), (27, 833037), (69, 325971), (81, 277679), (207, 108657), (621, 36219), (1863, 12073)]