21962710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2593}}^1$

素因数の和:2629

約数の個数: 48

約数和(自身を含む): 49680288

約数和(自身を除く): 27717578

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2593, 4235, 5186, 8470, 12965, 18151, 25930, 28523, 36302, 57046, 90755, 142615, 181510, 199661, 285230, 313753, 399322, 627506, 998305, 1568765, 1996610, 2196271, 3137530, 4392542, 10981355, 21962710]

約数ペア:

[(1, 21962710), (2, 10981355), (5, 4392542), (7, 3137530), (10, 2196271), (11, 1996610), (14, 1568765), (22, 998305), (35, 627506), (55, 399322), (70, 313753), (77, 285230), (110, 199661), (121, 181510), (154, 142615), (242, 90755), (385, 57046), (605, 36302), (770, 28523), (847, 25930), (1210, 18151), (1694, 12965), (2593, 8470), (4235, 5186)]