21082647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6269}}^1$

素因数の和:6350

約数の個数: 16

約数和(自身を含む): 30096000

約数和(自身を除く): 9013353

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6269, 18807, 119111, 357333, 369871, 1109613, 7027549, 21082647]

約数ペア:

[(1, 21082647), (3, 7027549), (19, 1109613), (57, 369871), (59, 357333), (177, 119111), (1121, 18807), (3363, 6269)]