21132900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2609}}^1$

素因数の和:2635

約数の個数: 90

約数和(自身を含む): 68530770

約数和(自身を除く): 47397870

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2609, 2700, 4050, 5218, 7827, 8100, 10436, 13045, 15654, 23481, 26090, 31308, 39135, 46962, 52180, 65225, 70443, 78270, 93924, 117405, 130450, 140886, 156540, 195675, 211329, 234810, 260900, 281772, 352215, 391350, 422658, 469620, 587025, 704430, 782700, 845316, 1056645, 1174050, 1408860, 1761075, 2113290, 2348100, 3522150, 4226580, 5283225, 7044300, 10566450, 21132900]

約数ペア:

[(1, 21132900), (2, 10566450), (3, 7044300), (4, 5283225), (5, 4226580), (6, 3522150), (9, 2348100), (10, 2113290), (12, 1761075), (15, 1408860), (18, 1174050), (20, 1056645), (25, 845316), (27, 782700), (30, 704430), (36, 587025), (45, 469620), (50, 422658), (54, 391350), (60, 352215), (75, 281772), (81, 260900), (90, 234810), (100, 211329), (108, 195675), (135, 156540), (150, 140886), (162, 130450), (180, 117405), (225, 93924), (270, 78270), (300, 70443), (324, 65225), (405, 52180), (450, 46962), (540, 39135), (675, 31308), (810, 26090), (900, 23481), (1350, 15654), (1620, 13045), (2025, 10436), (2609, 8100), (2700, 7827), (4050, 5218)]