21000434756

素因数分解:

$2^2\times 7^1\times {\mathrm{16759}}^1\times {\mathrm{44753}}^1$

素因数の和:61523

約数の個数: 24

約数和(自身を含む): 42004314240

約数和(自身を除く): 21003879484

約数列:

[1, 2, 4, 7, 14, 28, 16759, 33518, 44753, 67036, 89506, 117313, 179012, 234626, 313271, 469252, 626542, 1253084, 750015527, 1500031054, 3000062108, 5250108689, 10500217378, 21000434756]

約数ペア:

[(1, 21000434756), (2, 10500217378), (4, 5250108689), (7, 3000062108), (14, 1500031054), (28, 750015527), (16759, 1253084), (33518, 626542), (44753, 469252), (67036, 313271), (89506, 234626), (117313, 179012)]