21076653

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1951}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 30388736

約数和(自身を除く): 9312083

約数列:

[1, 3, 13, 39, 277, 831, 1951, 3601, 5853, 10803, 25363, 76089, 540427, 1621281, 7025551, 21076653]

約数ペア:

[(1, 21076653), (3, 7025551), (13, 1621281), (39, 540427), (277, 76089), (831, 25363), (1951, 10803), (3601, 5853)]