21544027

素因数分解:

${\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 1438373

約数列:

[1, 37, 59, 71, 139, 2183, 2627, 4189, 5143, 8201, 9869, 154993, 303437, 365153, 582271, 21544027]

約数ペア:

[(1, 21544027), (37, 582271), (59, 365153), (71, 303437), (139, 154993), (2183, 9869), (2627, 8201), (4189, 5143)]