210007421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 236605824

約数和(自身を除く): 26598403

約数列:

[1, 13, 47, 71, 103, 611, 923, 1339, 2209, 3337, 4841, 7313, 28717, 43381, 62933, 95069, 156839, 227527, 343711, 2038907, 2957851, 4468243, 16154417, 210007421]

約数ペア:

[(1, 210007421), (13, 16154417), (47, 4468243), (71, 2957851), (103, 2038907), (611, 343711), (923, 227527), (1339, 156839), (2209, 95069), (3337, 62933), (4841, 43381), (7313, 28717)]