2021869863

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 3259683840

約数和(自身を除く): 1237813977

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 223, 351, 507, 669, 1521, 1987, 2007, 2899, 4563, 5961, 6021, 8697, 17883, 25831, 26091, 37687, 53649, 77493, 78273, 113061, 232479, 335803, 339183, 443101, 697437, 1007409, 1017549, 1329303, 3022227, 3987909, 5760313, 9066681, 11963727, 17280939, 51842817, 74884069, 155528451, 224652207, 673956621, 2021869863]

約数ペア:

[(1, 2021869863), (3, 673956621), (9, 224652207), (13, 155528451), (27, 74884069), (39, 51842817), (117, 17280939), (169, 11963727), (223, 9066681), (351, 5760313), (507, 3987909), (669, 3022227), (1521, 1329303), (1987, 1017549), (2007, 1007409), (2899, 697437), (4563, 443101), (5961, 339183), (6021, 335803), (8697, 232479), (17883, 113061), (25831, 78273), (26091, 77493), (37687, 53649)]