21000966483

素因数分解:

$3^1\times 7^1\times {\mathrm{15217}}^1\times {\mathrm{65719}}^1$

素因数の和:80946

約数の個数: 16

約数和(自身を含む): 32004062720

約数和(自身を除く): 11003096237

約数列:

[1, 3, 7, 21, 15217, 45651, 65719, 106519, 197157, 319557, 460033, 1380099, 1000046023, 3000138069, 7000322161, 21000966483]

約数ペア:

[(1, 21000966483), (3, 7000322161), (7, 3000138069), (21, 1000046023), (15217, 1380099), (45651, 460033), (65719, 319557), (106519, 197157)]