21102912261

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{1181}}^1\times {\mathrm{3739}}^1$

素因数の和:4991

約数の個数: 40

約数和(自身を含む): 32094136800

約数和(自身を除く): 10991224539

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1181, 1593, 3543, 3739, 4779, 10629, 11217, 31887, 33651, 69679, 95661, 100953, 209037, 220601, 302859, 627111, 661803, 1881333, 1985409, 4415759, 5643999, 5956227, 13247277, 17868681, 39741831, 119225493, 260529781, 357676479, 781589343, 2344768029, 7034304087, 21102912261]

約数ペア:

[(1, 21102912261), (3, 7034304087), (9, 2344768029), (27, 781589343), (59, 357676479), (81, 260529781), (177, 119225493), (531, 39741831), (1181, 17868681), (1593, 13247277), (3543, 5956227), (3739, 5643999), (4779, 4415759), (10629, 1985409), (11217, 1881333), (31887, 661803), (33651, 627111), (69679, 302859), (95661, 220601), (100953, 209037)]