21083293

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14411}}^1$

素因数の和:14448

約数の個数: 16

約数和(自身を含む): 27671040

約数和(自身を除く): 6587747

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 14411, 100877, 158521, 273809, 1109647, 1916663, 3011899, 21083293]

約数ペア:

[(1, 21083293), (7, 3011899), (11, 1916663), (19, 1109647), (77, 273809), (133, 158521), (209, 100877), (1463, 14411)]