21744978

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{20023}}^1$

素因数の和:20209

約数の個数: 16

約数和(自身を含む): 43732416

約数和(自身を除く): 21987438

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 20023, 40046, 60069, 120138, 3624163, 7248326, 10872489, 21744978]

約数ペア:

[(1, 21744978), (2, 10872489), (3, 7248326), (6, 3624163), (181, 120138), (362, 60069), (543, 40046), (1086, 20023)]