21829885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56701}}^1$

素因数の和:56724

約数の個数: 16

約数和(自身を含む): 32660352

約数和(自身を除く): 10830467

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 56701, 283505, 396907, 623711, 1984535, 3118555, 4365977, 21829885]

約数ペア:

[(1, 21829885), (5, 4365977), (7, 3118555), (11, 1984535), (35, 623711), (55, 396907), (77, 283505), (385, 56701)]