21876866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 16139134

約数列:

[1, 2, 11, 19, 22, 38, 199, 209, 263, 398, 418, 526, 2189, 2893, 3781, 4378, 4997, 5786, 7562, 9994, 41591, 52337, 54967, 83182, 104674, 109934, 575707, 994403, 1151414, 1988806, 10938433, 21876866]

約数ペア:

[(1, 21876866), (2, 10938433), (11, 1988806), (19, 1151414), (22, 994403), (38, 575707), (199, 109934), (209, 104674), (263, 83182), (398, 54967), (418, 52337), (526, 41591), (2189, 9994), (2893, 7562), (3781, 5786), (4378, 4997)]