21094744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239713}}^1$

素因数の和:239730

約数の個数: 16

約数和(自身を含む): 43148520

約数和(自身を除く): 22053776

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239713, 479426, 958852, 1917704, 2636843, 5273686, 10547372, 21094744]

約数ペア:

[(1, 21094744), (2, 10547372), (4, 5273686), (8, 2636843), (11, 1917704), (22, 958852), (44, 479426), (88, 239713)]