21132065700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2608897}}^1$

素因数の和:2608923

約数の個数: 90

約数和(自身を含む): 68501834786

約数和(自身を除く): 47369769086

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, 2700, 4050, 8100, 2608897, 5217794, 7826691, 10435588, 13044485, 15653382, 23480073, 26088970, 31306764, 39133455, 46960146, 52177940, 65222425, 70440219, 78266910, 93920292, 117400365, 130444850, 140880438, 156533820, 195667275, 211320657, 234800730, 260889700, 281760876, 352201095, 391334550, 422641314, 469601460, 587001825, 704402190, 782669100, 845282628, 1056603285, 1174003650, 1408804380, 1761005475, 2113206570, 2348007300, 3522010950, 4226413140, 5283016425, 7044021900, 10566032850, 21132065700]

約数ペア:

[(1, 21132065700), (2, 10566032850), (3, 7044021900), (4, 5283016425), (5, 4226413140), (6, 3522010950), (9, 2348007300), (10, 2113206570), (12, 1761005475), (15, 1408804380), (18, 1174003650), (20, 1056603285), (25, 845282628), (27, 782669100), (30, 704402190), (36, 587001825), (45, 469601460), (50, 422641314), (54, 391334550), (60, 352201095), (75, 281760876), (81, 260889700), (90, 234800730), (100, 211320657), (108, 195667275), (135, 156533820), (150, 140880438), (162, 130444850), (180, 117400365), (225, 93920292), (270, 78266910), (300, 70440219), (324, 65222425), (405, 52177940), (450, 46960146), (540, 39133455), (675, 31306764), (810, 26088970), (900, 23480073), (1350, 15653382), (1620, 13044485), (2025, 10435588), (2700, 7826691), (4050, 5217794), (8100, 2608897)]