21643072426

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{25759}}^1$

素因数の和:25990

約数の個数: 32

約数和(自身を含む): 33807836160

約数和(自身を除く): 12164763734

約数列:

[1, 2, 61, 71, 97, 122, 142, 194, 4331, 5917, 6887, 8662, 11834, 13774, 25759, 51518, 420107, 840214, 1571299, 1828889, 2498623, 3142598, 3657778, 4997246, 111562229, 152416003, 177402233, 223124458, 304832006, 354804466, 10821536213, 21643072426]

約数ペア:

[(1, 21643072426), (2, 10821536213), (61, 354804466), (71, 304832006), (97, 223124458), (122, 177402233), (142, 152416003), (194, 111562229), (4331, 4997246), (5917, 3657778), (6887, 3142598), (8662, 2498623), (11834, 1828889), (13774, 1571299), (25759, 840214), (51518, 420107)]