21236528092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1609}}^1\times {\mathrm{253819}}^1$

素因数の和:255445

約数の個数: 24

約数和(自身を含む): 40047719600

約数和(自身を除く): 18811191508

約数列:

[1, 2, 4, 13, 26, 52, 1609, 3218, 6436, 20917, 41834, 83668, 253819, 507638, 1015276, 3299647, 6599294, 13198588, 408394771, 816789542, 1633579084, 5309132023, 10618264046, 21236528092]

約数ペア:

[(1, 21236528092), (2, 10618264046), (4, 5309132023), (13, 1633579084), (26, 816789542), (52, 408394771), (1609, 13198588), (3218, 6599294), (6436, 3299647), (20917, 1015276), (41834, 507638), (83668, 253819)]