21323054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11939}}^1$

素因数の和:12007

約数の個数: 16

約数和(自身を含む): 34387200

約数和(自身を除く): 13064146

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 11939, 23878, 226841, 453682, 561133, 1122266, 10661527, 21323054]

約数ペア:

[(1, 21323054), (2, 10661527), (19, 1122266), (38, 561133), (47, 453682), (94, 226841), (893, 23878), (1786, 11939)]