21361273

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 23003136

約数和(自身を除く): 1641863

約数列:

[1, 23, 71, 103, 127, 1633, 2369, 2921, 7313, 9017, 13081, 168199, 207391, 300863, 928751, 21361273]

約数ペア:

[(1, 21361273), (23, 928751), (71, 300863), (103, 207391), (127, 168199), (1633, 13081), (2369, 9017), (2921, 7313)]