21037535129

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1980749}}^1$

素因数の和:1980824

約数の個数: 16

約数和(自身を含む): 24402840000

約数和(自身を除く): 3365304871

約数列:

[1, 13, 19, 43, 247, 559, 817, 10621, 1980749, 25749737, 37634231, 85172207, 489245003, 1107238691, 1618271933, 21037535129]

約数ペア:

[(1, 21037535129), (13, 1618271933), (19, 1107238691), (43, 489245003), (247, 85172207), (559, 37634231), (817, 25749737), (10621, 1980749)]