21807084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{10753}}^1$

素因数の和:10786

約数の個数: 36

約数和(自身を含む): 55103496

約数和(自身を除く): 33296412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 10753, 21506, 32259, 43012, 64518, 129036, 139789, 279578, 419367, 559156, 838734, 1677468, 1817257, 3634514, 5451771, 7269028, 10903542, 21807084]

約数ペア:

[(1, 21807084), (2, 10903542), (3, 7269028), (4, 5451771), (6, 3634514), (12, 1817257), (13, 1677468), (26, 838734), (39, 559156), (52, 419367), (78, 279578), (156, 139789), (169, 129036), (338, 64518), (507, 43012), (676, 32259), (1014, 21506), (2028, 10753)]