21277113

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49597}}^1$

素因数の和:49624

約数の個数: 16

約数和(自身を含む): 33329856

約数和(自身を除く): 12052743

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 49597, 148791, 545567, 644761, 1636701, 1934283, 7092371, 21277113]

約数ペア:

[(1, 21277113), (3, 7092371), (11, 1934283), (13, 1636701), (33, 644761), (39, 545567), (143, 148791), (429, 49597)]