21904716

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42451}}^1$

素因数の和:42501

約数の個数: 24

約数和(自身を含む): 52300864

約数和(自身を除く): 30396148

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42451, 84902, 127353, 169804, 254706, 509412, 1825393, 3650786, 5476179, 7301572, 10952358, 21904716]

約数ペア:

[(1, 21904716), (2, 10952358), (3, 7301572), (4, 5476179), (6, 3650786), (12, 1825393), (43, 509412), (86, 254706), (129, 169804), (172, 127353), (258, 84902), (516, 42451)]