21476319

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{709}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 29990400

約数和(自身を除く): 8514081

約数列:

[1, 3, 23, 69, 439, 709, 1317, 2127, 10097, 16307, 30291, 48921, 311251, 933753, 7158773, 21476319]

約数ペア:

[(1, 21476319), (3, 7158773), (23, 933753), (69, 311251), (439, 48921), (709, 30291), (1317, 16307), (2127, 10097)]