21139162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41777}}^1$

素因数の和:41813

約数の個数: 16

約数和(自身を含む): 36096192

約数和(自身を除く): 14957030

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41777, 83554, 459547, 919094, 960871, 1921742, 10569581, 21139162]

約数ペア:

[(1, 21139162), (2, 10569581), (11, 1921742), (22, 960871), (23, 919094), (46, 459547), (253, 83554), (506, 41777)]