21031639188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250376657}}^1$

素因数の和:250376671

約数の個数: 24

約数和(自身を含む): 56084371392

約数和(自身を除く): 35052732204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250376657, 500753314, 751129971, 1001506628, 1502259942, 1752636599, 3004519884, 3505273198, 5257909797, 7010546396, 10515819594, 21031639188]

約数ペア:

[(1, 21031639188), (2, 10515819594), (3, 7010546396), (4, 5257909797), (6, 3505273198), (7, 3004519884), (12, 1752636599), (14, 1502259942), (21, 1001506628), (28, 751129971), (42, 500753314), (84, 250376657)]