21106943

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2294

約数の個数: 16

約数和(自身を含む): 25178496

約数和(自身を除く): 4071553

約数列:

[1, 11, 13, 67, 143, 737, 871, 2203, 9581, 24233, 28639, 147601, 315029, 1623611, 1918813, 21106943]

約数ペア:

[(1, 21106943), (11, 1918813), (13, 1623611), (67, 315029), (143, 147601), (737, 28639), (871, 24233), (2203, 9581)]