21836278052

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{460409}}^1$

素因数の和:460651

約数の個数: 24

約数和(自身を含む): 38983835520

約数和(自身を除く): 17147557468

約数列:

[1, 2, 4, 71, 142, 167, 284, 334, 668, 11857, 23714, 47428, 460409, 920818, 1841636, 32689039, 65378078, 76888303, 130756156, 153776606, 307553212, 5459069513, 10918139026, 21836278052]

約数ペア:

[(1, 21836278052), (2, 10918139026), (4, 5459069513), (71, 307553212), (142, 153776606), (167, 130756156), (284, 76888303), (334, 65378078), (668, 32689039), (11857, 1841636), (23714, 920818), (47428, 460409)]