21042923

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 24520320

約数和(自身を除く): 3477397

約数列:

[1, 11, 17, 131, 187, 859, 1441, 2227, 9449, 14603, 24497, 112529, 160633, 1237819, 1912993, 21042923]

約数ペア:

[(1, 21042923), (11, 1912993), (17, 1237819), (131, 160633), (187, 112529), (859, 24497), (1441, 14603), (2227, 9449)]