21494759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1811}}^1$

素因数の和:1918

約数の個数: 16

約数和(自身を含む): 25570944

約数和(自身を除く): 4076185

約数列:

[1, 11, 13, 83, 143, 913, 1079, 1811, 11869, 19921, 23543, 150313, 258973, 1653443, 1954069, 21494759]

約数ペア:

[(1, 21494759), (11, 1954069), (13, 1653443), (83, 258973), (143, 150313), (913, 23543), (1079, 19921), (1811, 11869)]