210318970

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{49957}}^1$

素因数の和:50385

約数の個数: 16

約数和(自身を含む): 379480968

約数和(自身を除く): 169161998

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 49957, 99914, 249785, 499570, 21031897, 42063794, 105159485, 210318970]

約数ペア:

[(1, 210318970), (2, 105159485), (5, 42063794), (10, 21031897), (421, 499570), (842, 249785), (2105, 99914), (4210, 49957)]