21499272

素因数分解:

$2^3\times 3^2\times {\mathrm{298601}}^1$

素因数の和:298613

約数の個数: 24

約数和(自身を含む): 58227390

約数和(自身を除く): 36728118

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 298601, 597202, 895803, 1194404, 1791606, 2388808, 2687409, 3583212, 5374818, 7166424, 10749636, 21499272]

約数ペア:

[(1, 21499272), (2, 10749636), (3, 7166424), (4, 5374818), (6, 3583212), (8, 2687409), (9, 2388808), (12, 1791606), (18, 1194404), (24, 895803), (36, 597202), (72, 298601)]