210651410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{489887}}^1$

素因数の和:489937

約数の個数: 16

約数和(自身を含む): 387991296

約数和(自身を除く): 177339886

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 489887, 979774, 2449435, 4898870, 21065141, 42130282, 105325705, 210651410]

約数ペア:

[(1, 210651410), (2, 105325705), (5, 42130282), (10, 21065141), (43, 4898870), (86, 2449435), (215, 979774), (430, 489887)]