21368863

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 23742720

約数和(自身を除く): 2373857

約数列:

[1, 19, 23, 107, 437, 457, 2033, 2461, 8683, 10511, 46759, 48899, 199709, 929081, 1124677, 21368863]

約数ペア:

[(1, 21368863), (19, 1124677), (23, 929081), (107, 199709), (437, 48899), (457, 46759), (2033, 10511), (2461, 8683)]