21000992182

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1\times {\mathrm{261799}}^1$

素因数の和:263931

約数の個数: 16

約数和(自身を含む): 33175296000

約数和(自身を除く): 12174303818

約数列:

[1, 2, 19, 38, 2111, 4222, 40109, 80218, 261799, 523598, 4974181, 9948362, 552657689, 1105315378, 10500496091, 21000992182]

約数ペア:

[(1, 21000992182), (2, 10500496091), (19, 1105315378), (38, 552657689), (2111, 9948362), (4222, 4974181), (40109, 523598), (80218, 261799)]