21727329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3739}}^1$

素因数の和:3904

約数の個数: 16

約数和(自身を含む): 31416000

約数和(自身を除く): 9688671

約数列:

[1, 3, 13, 39, 149, 447, 1937, 3739, 5811, 11217, 48607, 145821, 557111, 1671333, 7242443, 21727329]

約数ペア:

[(1, 21727329), (3, 7242443), (13, 1671333), (39, 557111), (149, 145821), (447, 48607), (1937, 11217), (3739, 5811)]