21248596

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1$

素因数の和:3351

約数の個数: 24

約数和(自身を含む): 39360384

約数和(自身を除く): 18111788

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3253, 3266, 6506, 6532, 13012, 74819, 149638, 230963, 299276, 461926, 923852, 5312149, 10624298, 21248596]

約数ペア:

[(1, 21248596), (2, 10624298), (4, 5312149), (23, 923852), (46, 461926), (71, 299276), (92, 230963), (142, 149638), (284, 74819), (1633, 13012), (3253, 6532), (3266, 6506)]