2021178146

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 3359880000

約数和(自身を除く): 1338701854

約数列:

[1, 2, 13, 26, 67, 134, 149, 169, 298, 338, 599, 871, 1198, 1742, 1937, 3874, 7787, 9983, 11323, 15574, 19966, 22646, 25181, 40133, 50362, 80266, 89251, 101231, 129779, 178502, 202462, 259558, 521729, 1043458, 1160263, 1687127, 2320526, 3374254, 5979817, 6782477, 11959634, 13564954, 15083419, 30166838, 77737621, 155475242, 1010589073, 2021178146]

約数ペア:

[(1, 2021178146), (2, 1010589073), (13, 155475242), (26, 77737621), (67, 30166838), (134, 15083419), (149, 13564954), (169, 11959634), (298, 6782477), (338, 5979817), (599, 3374254), (871, 2320526), (1198, 1687127), (1742, 1160263), (1937, 1043458), (3874, 521729), (7787, 259558), (9983, 202462), (11323, 178502), (15574, 129779), (19966, 101231), (22646, 89251), (25181, 80266), (40133, 50362)]