2100023991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 3499947360

約数和(自身を除く): 1399923369

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 173, 221, 289, 359, 519, 663, 867, 1077, 1557, 1989, 2249, 2601, 2941, 3231, 3757, 4667, 6103, 6747, 8823, 11271, 14001, 18309, 20241, 26469, 33813, 38233, 42003, 49997, 54927, 62107, 79339, 103751, 114699, 149991, 186321, 238017, 311253, 344097, 449973, 558963, 649961, 714051, 807391, 933759, 1055819, 1348763, 1949883, 2422173, 3167457, 4046289, 5849649, 7266519, 9502371, 12138867, 13725647, 17948923, 41176941, 53846769, 123530823, 161540307, 233335999, 700007997, 2100023991]

約数ペア:

[(1, 2100023991), (3, 700007997), (9, 233335999), (13, 161540307), (17, 123530823), (39, 53846769), (51, 41176941), (117, 17948923), (153, 13725647), (173, 12138867), (221, 9502371), (289, 7266519), (359, 5849649), (519, 4046289), (663, 3167457), (867, 2422173), (1077, 1949883), (1557, 1348763), (1989, 1055819), (2249, 933759), (2601, 807391), (2941, 714051), (3231, 649961), (3757, 558963), (4667, 449973), (6103, 344097), (6747, 311253), (8823, 238017), (11271, 186321), (14001, 149991), (18309, 114699), (20241, 103751), (26469, 79339), (33813, 62107), (38233, 54927), (42003, 49997)]