21483279

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{25667}}^1$

素因数の和:25707

約数の個数: 16

約数和(自身を含む): 32855040

約数和(自身を除く): 11371761

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 25667, 77001, 231003, 693009, 795677, 2387031, 7161093, 21483279]

約数ペア:

[(1, 21483279), (3, 7161093), (9, 2387031), (27, 795677), (31, 693009), (93, 231003), (279, 77001), (837, 25667)]