21082508

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 38019072

約数和(自身を除く): 16936564

約数列:

[1, 2, 4, 47, 94, 127, 188, 254, 508, 883, 1766, 3532, 5969, 11938, 23876, 41501, 83002, 112141, 166004, 224282, 448564, 5270627, 10541254, 21082508]

約数ペア:

[(1, 21082508), (2, 10541254), (4, 5270627), (47, 448564), (94, 224282), (127, 166004), (188, 112141), (254, 83002), (508, 41501), (883, 23876), (1766, 11938), (3532, 5969)]