21739596

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42131}}^1$

素因数の和:42181

約数の個数: 24

約数和(自身を含む): 51906624

約数和(自身を除く): 30167028

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42131, 84262, 126393, 168524, 252786, 505572, 1811633, 3623266, 5434899, 7246532, 10869798, 21739596]

約数ペア:

[(1, 21739596), (2, 10869798), (3, 7246532), (4, 5434899), (6, 3623266), (12, 1811633), (43, 505572), (86, 252786), (129, 168524), (172, 126393), (258, 84262), (516, 42131)]