21290410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92567}}^1$

素因数の和:92597

約数の個数: 16

約数和(自身を含む): 39989376

約数和(自身を除く): 18698966

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92567, 185134, 462835, 925670, 2129041, 4258082, 10645205, 21290410]

約数ペア:

[(1, 21290410), (2, 10645205), (5, 4258082), (10, 2129041), (23, 925670), (46, 462835), (115, 185134), (230, 92567)]