21653310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 60060672

約数和(自身を除く): 38407362

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 485, 582, 679, 970, 1063, 1358, 1455, 2037, 2126, 2910, 3189, 3395, 4074, 5315, 6378, 6790, 7441, 10185, 10630, 14882, 15945, 20370, 22323, 31890, 37205, 44646, 74410, 103111, 111615, 206222, 223230, 309333, 515555, 618666, 721777, 1031110, 1443554, 1546665, 2165331, 3093330, 3608885, 4330662, 7217770, 10826655, 21653310]

約数ペア:

[(1, 21653310), (2, 10826655), (3, 7217770), (5, 4330662), (6, 3608885), (7, 3093330), (10, 2165331), (14, 1546665), (15, 1443554), (21, 1031110), (30, 721777), (35, 618666), (42, 515555), (70, 309333), (97, 223230), (105, 206222), (194, 111615), (210, 103111), (291, 74410), (485, 44646), (582, 37205), (679, 31890), (970, 22323), (1063, 20370), (1358, 15945), (1455, 14882), (2037, 10630), (2126, 10185), (2910, 7441), (3189, 6790), (3395, 6378), (4074, 5315)]