2021085945

素因数分解:

$3^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{33343}}^1$

素因数の和:33806

約数の個数: 32

約数和(自身を含む): 3601152000

約数和(自身を除く): 1580066055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 449, 1347, 2245, 4041, 6735, 12123, 20205, 33343, 60615, 100029, 166715, 300087, 500145, 900261, 1500435, 4501305, 14971007, 44913021, 74855035, 134739063, 224565105, 404217189, 673695315, 2021085945]

約数ペア:

[(1, 2021085945), (3, 673695315), (5, 404217189), (9, 224565105), (15, 134739063), (27, 74855035), (45, 44913021), (135, 14971007), (449, 4501305), (1347, 1500435), (2245, 900261), (4041, 500145), (6735, 300087), (12123, 166715), (20205, 100029), (33343, 60615)]