21804080259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1481}}^1\times {\mathrm{1663}}^1$

素因数の和:3387

約数の個数: 32

約数和(自身を含む): 31486500864

約数和(自身を除く): 9682420605

約数列:

[1, 3, 13, 39, 227, 681, 1481, 1663, 2951, 4443, 4989, 8853, 19253, 21619, 57759, 64857, 336187, 377501, 1008561, 1132503, 2462903, 4370431, 4907513, 7388709, 13111293, 14722539, 32017739, 96053217, 559078981, 1677236943, 7268026753, 21804080259]

約数ペア:

[(1, 21804080259), (3, 7268026753), (13, 1677236943), (39, 559078981), (227, 96053217), (681, 32017739), (1481, 14722539), (1663, 13111293), (2951, 7388709), (4443, 4907513), (4989, 4370431), (8853, 2462903), (19253, 1132503), (21619, 1008561), (57759, 377501), (64857, 336187)]