21089584549

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1237}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 25394489856

約数和(自身を除く): 4304905307

約数列:

[1, 11, 17, 31, 173, 187, 289, 341, 527, 1237, 1903, 2941, 3179, 5363, 5797, 8959, 13607, 21029, 32351, 38347, 49997, 58993, 91171, 98549, 214001, 231319, 357493, 421817, 549967, 651899, 1002881, 1549907, 2354011, 3638017, 3932423, 6634031, 7170889, 11082283, 17048977, 40018187, 61846289, 72974341, 112778527, 121905113, 680309179, 1240563797, 1917234959, 21089584549]

約数ペア:

[(1, 21089584549), (11, 1917234959), (17, 1240563797), (31, 680309179), (173, 121905113), (187, 112778527), (289, 72974341), (341, 61846289), (527, 40018187), (1237, 17048977), (1903, 11082283), (2941, 7170889), (3179, 6634031), (5363, 3932423), (5797, 3638017), (8959, 2354011), (13607, 1549907), (21029, 1002881), (32351, 651899), (38347, 549967), (49997, 421817), (58993, 357493), (91171, 231319), (98549, 214001)]