21807483

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{733}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 29876736

約数和(自身を除く): 8069253

約数列:

[1, 3, 47, 141, 211, 633, 733, 2199, 9917, 29751, 34451, 103353, 154663, 463989, 7269161, 21807483]

約数ペア:

[(1, 21807483), (3, 7269161), (47, 463989), (141, 154663), (211, 103353), (633, 34451), (733, 29751), (2199, 9917)]