21446557

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{823}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 24680448

約数和(自身を除く): 3233891

約数列:

[1, 11, 23, 103, 253, 823, 1133, 2369, 9053, 18929, 26059, 84769, 208219, 932459, 1949687, 21446557]

約数ペア:

[(1, 21446557), (11, 1949687), (23, 932459), (103, 208219), (253, 84769), (823, 26059), (1133, 18929), (2369, 9053)]