21164852

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1093}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 38228736

約数和(自身を除く): 17063884

約数列:

[1, 2, 4, 47, 94, 103, 188, 206, 412, 1093, 2186, 4372, 4841, 9682, 19364, 51371, 102742, 112579, 205484, 225158, 450316, 5291213, 10582426, 21164852]

約数ペア:

[(1, 21164852), (2, 10582426), (4, 5291213), (47, 450316), (94, 225158), (103, 205484), (188, 112579), (206, 102742), (412, 51371), (1093, 19364), (2186, 9682), (4372, 4841)]