21589872

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4637}}^1$

素因数の和:4745

約数の個数: 40

約数和(自身を含む): 56360976

約数和(自身を除く): 34771104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4637, 4656, 9274, 13911, 18548, 27822, 37096, 55644, 74192, 111288, 222576, 449789, 899578, 1349367, 1799156, 2698734, 3598312, 5397468, 7196624, 10794936, 21589872]

約数ペア:

[(1, 21589872), (2, 10794936), (3, 7196624), (4, 5397468), (6, 3598312), (8, 2698734), (12, 1799156), (16, 1349367), (24, 899578), (48, 449789), (97, 222576), (194, 111288), (291, 74192), (388, 55644), (582, 37096), (776, 27822), (1164, 18548), (1552, 13911), (2328, 9274), (4637, 4656)]