21067530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63841}}^1$

素因数の和:63862

約数の個数: 32

約数和(自身を含む): 55159488

約数和(自身を除く): 34091958

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 63841, 127682, 191523, 319205, 383046, 638410, 702251, 957615, 1404502, 1915230, 2106753, 3511255, 4213506, 7022510, 10533765, 21067530]

約数ペア:

[(1, 21067530), (2, 10533765), (3, 7022510), (5, 4213506), (6, 3511255), (10, 2106753), (11, 1915230), (15, 1404502), (22, 957615), (30, 702251), (33, 638410), (55, 383046), (66, 319205), (110, 191523), (165, 127682), (330, 63841)]