21311016

素因数分解:

$2^3\times 3^1\times {\mathrm{191}}^1\times {\mathrm{4649}}^1$

素因数の和:4849

約数の個数: 32

約数和(自身を含む): 53568000

約数和(自身を除く): 32256984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 191, 382, 573, 764, 1146, 1528, 2292, 4584, 4649, 9298, 13947, 18596, 27894, 37192, 55788, 111576, 887959, 1775918, 2663877, 3551836, 5327754, 7103672, 10655508, 21311016]

約数ペア:

[(1, 21311016), (2, 10655508), (3, 7103672), (4, 5327754), (6, 3551836), (8, 2663877), (12, 1775918), (24, 887959), (191, 111576), (382, 55788), (573, 37192), (764, 27894), (1146, 18596), (1528, 13947), (2292, 9298), (4584, 4649)]