21049980432838

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{10091074033}}^1$

素因数の和:10091074191

約数の個数: 16

約数和(自身を含む): 36327866522400

約数和(自身を除く): 15277886089562

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 10091074033, 20182148066, 70637518231, 141275036462, 1503570030917, 3007140061834, 10524990216419, 21049980432838]

約数ペア:

[(1, 21049980432838), (2, 10524990216419), (7, 3007140061834), (14, 1503570030917), (149, 141275036462), (298, 70637518231), (1043, 20182148066), (2086, 10091074033)]