21000481519

素因数分解:

${\mathrm{19}}^3\times {\mathrm{733}}^1\times {\mathrm{4177}}^1$

素因数の和:4967

約数の個数: 16

約数和(自身を含む): 22202560480

約数和(自身を除く): 1202078961

約数列:

[1, 19, 361, 733, 4177, 6859, 13927, 79363, 264613, 1507897, 3061741, 5027647, 28650043, 58173079, 1105288501, 21000481519]

約数ペア:

[(1, 21000481519), (19, 1105288501), (361, 58173079), (733, 28650043), (4177, 5027647), (6859, 3061741), (13927, 1507897), (79363, 264613)]