42004898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1997}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 67971960

約数和(自身を除く): 25967062

約数列:

[1, 2, 13, 26, 809, 1618, 1997, 3994, 10517, 21034, 25961, 51922, 1615573, 3231146, 21002449, 42004898]

約数ペア:

[(1, 42004898), (2, 21002449), (13, 3231146), (26, 1615573), (809, 51922), (1618, 25961), (1997, 21034), (3994, 10517)]