21043353

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 29016000

約数和(自身を除く): 7972647

約数列:

[1, 3, 59, 61, 177, 183, 1949, 3599, 5847, 10797, 114991, 118889, 344973, 356667, 7014451, 21043353]

約数ペア:

[(1, 21043353), (3, 7014451), (59, 356667), (61, 344973), (177, 118889), (183, 114991), (1949, 10797), (3599, 5847)]