21096927

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 31238064

約数和(自身を除く): 10141137

約数列:

[1, 3, 9, 73, 163, 197, 219, 489, 591, 657, 1467, 1773, 11899, 14381, 32111, 35697, 43143, 96333, 107091, 129429, 288999, 2344103, 7032309, 21096927]

約数ペア:

[(1, 21096927), (3, 7032309), (9, 2344103), (73, 288999), (163, 129429), (197, 107091), (219, 96333), (489, 43143), (591, 35697), (657, 32111), (1467, 14381), (1773, 11899)]