21076935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127739}}^1$

素因数の和:127758

約数の個数: 16

約数和(自身を含む): 36789120

約数和(自身を除く): 15712185

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 127739, 383217, 638695, 1405129, 1916085, 4215387, 7025645, 21076935]

約数ペア:

[(1, 21076935), (3, 7025645), (5, 4215387), (11, 1916085), (15, 1405129), (33, 638695), (55, 383217), (165, 127739)]