2021168985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2767}}^1$

素因数の和:3038

約数の個数: 64

約数和(自身を含む): 3730821120

約数和(自身を除く): 1709652135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 233, 285, 627, 699, 1045, 1165, 2563, 2767, 3135, 3495, 4427, 7689, 8301, 12815, 13281, 13835, 22135, 30437, 38445, 41505, 48697, 52573, 66405, 91311, 146091, 152185, 157719, 243485, 262865, 456555, 578303, 644711, 730455, 788595, 1734909, 1934133, 2891515, 3223555, 7091821, 8674545, 9670665, 12249509, 21275463, 35459105, 36748527, 61247545, 106377315, 134744599, 183742635, 404233797, 673722995, 2021168985]

約数ペア:

[(1, 2021168985), (3, 673722995), (5, 404233797), (11, 183742635), (15, 134744599), (19, 106377315), (33, 61247545), (55, 36748527), (57, 35459105), (95, 21275463), (165, 12249509), (209, 9670665), (233, 8674545), (285, 7091821), (627, 3223555), (699, 2891515), (1045, 1934133), (1165, 1734909), (2563, 788595), (2767, 730455), (3135, 644711), (3495, 578303), (4427, 456555), (7689, 262865), (8301, 243485), (12815, 157719), (13281, 152185), (13835, 146091), (22135, 91311), (30437, 66405), (38445, 52573), (41505, 48697)]