21430216

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{45403}}^1$

素因数の和:45468

約数の個数: 16

約数和(自身を含む): 40863600

約数和(自身を除く): 19433384

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 45403, 90806, 181612, 363224, 2678777, 5357554, 10715108, 21430216]

約数ペア:

[(1, 21430216), (2, 10715108), (4, 5357554), (8, 2678777), (59, 363224), (118, 181612), (236, 90806), (472, 45403)]