20899681404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248805731}}^1$

素因数の和:248805745

約数の個数: 24

約数和(自身を含む): 55732483968

約数和(自身を除く): 34832802564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248805731, 497611462, 746417193, 995222924, 1492834386, 1741640117, 2985668772, 3483280234, 5224920351, 6966560468, 10449840702, 20899681404]

約数ペア:

[(1, 20899681404), (2, 10449840702), (3, 6966560468), (4, 5224920351), (6, 3483280234), (7, 2985668772), (12, 1741640117), (14, 1492834386), (21, 995222924), (28, 746417193), (42, 497611462), (84, 248805731)]