21024861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49009}}^1$

素因数の和:49036

約数の個数: 16

約数和(自身を含む): 32934720

約数和(自身を除く): 11909859

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 49009, 147027, 539099, 637117, 1617297, 1911351, 7008287, 21024861]

約数ペア:

[(1, 21024861), (3, 7008287), (11, 1911351), (13, 1617297), (33, 637117), (39, 539099), (143, 147027), (429, 49009)]