21462573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4679}}^1$

素因数の和:4832

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 9987027

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 4679, 14037, 51469, 154407, 650381, 1951143, 7154191, 21462573]

約数ペア:

[(1, 21462573), (3, 7154191), (11, 1951143), (33, 650381), (139, 154407), (417, 51469), (1529, 14037), (4587, 4679)]