21871326

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{13451}}^1$

素因数の和:13727

約数の個数: 16

約数和(自身を含む): 43907328

約数和(自身を除く): 22036002

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 13451, 26902, 40353, 80706, 3645221, 7290442, 10935663, 21871326]

約数ペア:

[(1, 21871326), (2, 10935663), (3, 7290442), (6, 3645221), (271, 80706), (542, 40353), (813, 26902), (1626, 13451)]