21424916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 38290560

約数和(自身を除く): 16865644

約数列:

[1, 2, 4, 73, 146, 239, 292, 307, 478, 614, 956, 1228, 17447, 22411, 34894, 44822, 69788, 73373, 89644, 146746, 293492, 5356229, 10712458, 21424916]

約数ペア:

[(1, 21424916), (2, 10712458), (4, 5356229), (73, 293492), (146, 146746), (239, 89644), (292, 73373), (307, 69788), (478, 44822), (614, 34894), (956, 22411), (1228, 17447)]