21158795004

素因数分解:

$2^2\times 3^1\times {\mathrm{919}}^1\times {\mathrm{1918643}}^1$

素因数の和:1919569

約数の個数: 24

約数和(自身を含む): 49424269440

約数和(自身を除く): 28265474436

約数列:

[1, 2, 3, 4, 6, 12, 919, 1838, 2757, 3676, 5514, 11028, 1918643, 3837286, 5755929, 7674572, 11511858, 23023716, 1763232917, 3526465834, 5289698751, 7052931668, 10579397502, 21158795004]

約数ペア:

[(1, 21158795004), (2, 10579397502), (3, 7052931668), (4, 5289698751), (6, 3526465834), (12, 1763232917), (919, 23023716), (1838, 11511858), (2757, 7674572), (3676, 5755929), (5514, 3837286), (11028, 1918643)]