21423579

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 29016192

約数和(自身を除く): 7592613

約数列:

[1, 3, 163, 193, 227, 489, 579, 681, 31459, 37001, 43811, 94377, 111003, 131433, 7141193, 21423579]

約数ペア:

[(1, 21423579), (3, 7141193), (163, 131433), (193, 111003), (227, 94377), (489, 43811), (579, 37001), (681, 31459)]