21137566898

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{853}}^1\times {\mathrm{6299}}^1$

素因数の和:7442

約数の個数: 32

約数和(自身を含む): 36413193600

約数和(自身を除く): 15275626702

約数列:

[1, 2, 7, 14, 281, 562, 853, 1706, 1967, 3934, 5971, 6299, 11942, 12598, 44093, 88186, 239693, 479386, 1677851, 1770019, 3355702, 3540038, 5373047, 10746094, 12390133, 24780266, 37611329, 75222658, 1509826207, 3019652414, 10568783449, 21137566898]

約数ペア:

[(1, 21137566898), (2, 10568783449), (7, 3019652414), (14, 1509826207), (281, 75222658), (562, 37611329), (853, 24780266), (1706, 12390133), (1967, 10746094), (3934, 5373047), (5971, 3540038), (6299, 3355702), (11942, 1770019), (12598, 1677851), (44093, 479386), (88186, 239693)]