21926511

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{13313}}^1$

素因数の和:13383

約数の個数: 16

約数和(自身を含む): 33018720

約数和(自身を除く): 11092209

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 13313, 39939, 119817, 359451, 812093, 2436279, 7308837, 21926511]

約数ペア:

[(1, 21926511), (3, 7308837), (9, 2436279), (27, 812093), (61, 359451), (183, 119817), (549, 39939), (1647, 13313)]