21551199

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2111}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 29804544

約数和(自身を除く): 8253345

約数列:

[1, 3, 41, 83, 123, 249, 2111, 3403, 6333, 10209, 86551, 175213, 259653, 525639, 7183733, 21551199]

約数ペア:

[(1, 21551199), (3, 7183733), (41, 525639), (83, 259653), (123, 175213), (249, 86551), (2111, 10209), (3403, 6333)]