12921720634

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{4391}}^1\times {\mathrm{21961}}^1$

素因数の和:26421

約数の個数: 16

約数和(自身を含む): 19677249216

約数和(自身を除く): 6755528582

約数列:

[1, 2, 67, 134, 4391, 8782, 21961, 43922, 294197, 588394, 1471387, 2942774, 96430751, 192861502, 6460860317, 12921720634]

約数ペア:

[(1, 12921720634), (2, 6460860317), (67, 192861502), (134, 96430751), (4391, 2942774), (8782, 1471387), (21961, 588394), (43922, 294197)]