21416813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 23976000

約数和(自身を除く): 2559187

約数列:

[1, 11, 73, 149, 179, 803, 1639, 1969, 10877, 13067, 26671, 119647, 143737, 293381, 1946983, 21416813]

約数ペア:

[(1, 21416813), (11, 1946983), (73, 293381), (149, 143737), (179, 119647), (803, 26671), (1639, 13067), (1969, 10877)]