21766628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22031}}^1$

素因数の和:22067

約数の個数: 24

約数和(自身を含む): 43182720

約数和(自身を除く): 21416092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 22031, 44062, 88124, 286403, 418589, 572806, 837178, 1145612, 1674356, 5441657, 10883314, 21766628]

約数ペア:

[(1, 21766628), (2, 10883314), (4, 5441657), (13, 1674356), (19, 1145612), (26, 837178), (38, 572806), (52, 418589), (76, 286403), (247, 88124), (494, 44062), (988, 22031)]