2021007345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{66601}}^1$

素因数の和:66650

約数の個数: 48

約数和(自身を含む): 3925788288

約数和(自身を除く): 1904780943

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 289, 357, 595, 867, 1445, 1785, 2023, 4335, 6069, 10115, 30345, 66601, 199803, 333005, 466207, 999015, 1132217, 1398621, 2331035, 3396651, 5661085, 6993105, 7925519, 16983255, 19247689, 23776557, 39627595, 57743067, 96238445, 118882785, 134733823, 288715335, 404201469, 673669115, 2021007345]

約数ペア:

[(1, 2021007345), (3, 673669115), (5, 404201469), (7, 288715335), (15, 134733823), (17, 118882785), (21, 96238445), (35, 57743067), (51, 39627595), (85, 23776557), (105, 19247689), (119, 16983255), (255, 7925519), (289, 6993105), (357, 5661085), (595, 3396651), (867, 2331035), (1445, 1398621), (1785, 1132217), (2023, 999015), (4335, 466207), (6069, 333005), (10115, 199803), (30345, 66601)]