2021837355

素因数分解:

$3^4\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{4759}}^1$

素因数の和:5825

約数の個数: 40

約数和(自身を含む): 3628548000

約数和(自身を除く): 1606710645

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1049, 3147, 4759, 5245, 9441, 14277, 15735, 23795, 28323, 42831, 47205, 71385, 84969, 128493, 141615, 214155, 385479, 424845, 642465, 1927395, 4992191, 14976573, 24960955, 44929719, 74882865, 134789157, 224648595, 404367471, 673945785, 2021837355]

約数ペア:

[(1, 2021837355), (3, 673945785), (5, 404367471), (9, 224648595), (15, 134789157), (27, 74882865), (45, 44929719), (81, 24960955), (135, 14976573), (405, 4992191), (1049, 1927395), (3147, 642465), (4759, 424845), (5245, 385479), (9441, 214155), (14277, 141615), (15735, 128493), (23795, 84969), (28323, 71385), (42831, 47205)]