21310509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{881}}^1$

素因数の和:1628

約数の個数: 16

約数和(自身を含む): 31074624

約数和(自身を除く): 9764115

約数列:

[1, 3, 11, 33, 733, 881, 2199, 2643, 8063, 9691, 24189, 29073, 645773, 1937319, 7103503, 21310509]

約数ペア:

[(1, 21310509), (3, 7103503), (11, 1937319), (33, 645773), (733, 29073), (881, 24189), (2199, 9691), (2643, 8063)]