21082376

素因数分解:

$2^3\times 7^1\times {\mathrm{376471}}^1$

素因数の和:376484

約数の個数: 16

約数和(自身を含む): 45176640

約数和(自身を除く): 24094264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376471, 752942, 1505884, 2635297, 3011768, 5270594, 10541188, 21082376]

約数ペア:

[(1, 21082376), (2, 10541188), (4, 5270594), (7, 3011768), (8, 2635297), (14, 1505884), (28, 752942), (56, 376471)]