21546376

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{25171}}^1$

素因数の和:25284

約数の個数: 16

約数和(自身を含む): 40778640

約数和(自身を除く): 19232264

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 25171, 50342, 100684, 201368, 2693297, 5386594, 10773188, 21546376]

約数ペア:

[(1, 21546376), (2, 10773188), (4, 5386594), (8, 2693297), (107, 201368), (214, 100684), (428, 50342), (856, 25171)]