21062204

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4871}}^1$

素因数の和:4945

約数の個数: 24

約数和(自身を含む): 39287808

約数和(自身を除く): 18225604

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 4871, 9742, 19484, 112033, 224066, 228937, 448132, 457874, 915748, 5265551, 10531102, 21062204]

約数ペア:

[(1, 21062204), (2, 10531102), (4, 5265551), (23, 915748), (46, 457874), (47, 448132), (92, 228937), (94, 224066), (188, 112033), (1081, 19484), (2162, 9742), (4324, 4871)]