21190352

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5939}}^1$

素因数の和:6170

約数の個数: 20

約数和(自身を含む): 41247360

約数和(自身を除く): 20057008

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5939, 11878, 23756, 47512, 95024, 1324397, 2648794, 5297588, 10595176, 21190352]

約数ペア:

[(1, 21190352), (2, 10595176), (4, 5297588), (8, 2648794), (16, 1324397), (223, 95024), (446, 47512), (892, 23756), (1784, 11878), (3568, 5939)]