21553292799

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1747}}^1\times {\mathrm{37049}}^1$

素因数の和:38839

約数の個数: 24

約数和(自身を含む): 31993119600

約数和(自身を除く): 10439826801

約数列:

[1, 3, 9, 37, 111, 333, 1747, 5241, 15723, 37049, 64639, 111147, 193917, 333441, 581751, 1370813, 4112439, 12337317, 64724603, 194173809, 582521427, 2394810311, 7184430933, 21553292799]

約数ペア:

[(1, 21553292799), (3, 7184430933), (9, 2394810311), (37, 582521427), (111, 194173809), (333, 64724603), (1747, 12337317), (5241, 4112439), (15723, 1370813), (37049, 581751), (64639, 333441), (111147, 193917)]