21672003

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{709}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 30263040

約数和(自身を除く): 8591037

約数列:

[1, 3, 23, 69, 443, 709, 1329, 2127, 10189, 16307, 30567, 48921, 314087, 942261, 7224001, 21672003]

約数ペア:

[(1, 21672003), (3, 7224001), (23, 942261), (69, 314087), (443, 48921), (709, 30567), (1329, 16307), (2127, 10189)]