21271294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{14431}}^1$

素因数の和:14511

約数の個数: 16

約数和(自身を含む): 35329536

約数和(自身を除く): 14058242

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 14431, 28862, 158741, 317482, 966877, 1933754, 10635647, 21271294]

約数ペア:

[(1, 21271294), (2, 10635647), (11, 1933754), (22, 966877), (67, 317482), (134, 158741), (737, 28862), (1474, 14431)]