21092223

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21767}}^1$

素因数の和:21806

約数の個数: 16

約数和(自身を含む): 31345920

約数和(自身を除く): 10253697

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21767, 65301, 370039, 413573, 1110117, 1240719, 7030741, 21092223]

約数ペア:

[(1, 21092223), (3, 7030741), (17, 1240719), (19, 1110117), (51, 413573), (57, 370039), (323, 65301), (969, 21767)]