21840524

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5051}}^1$

素因数の和:5125

約数の個数: 24

約数和(自身を含む): 40739328

約数和(自身を除く): 18898804

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 5051, 10102, 20204, 116173, 232346, 237397, 464692, 474794, 949588, 5460131, 10920262, 21840524]

約数ペア:

[(1, 21840524), (2, 10920262), (4, 5460131), (23, 949588), (46, 474794), (47, 464692), (92, 237397), (94, 232346), (188, 116173), (1081, 20204), (2162, 10102), (4324, 5051)]