21675500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1$

素因数の和:600

約数の個数: 96

約数和(自身を含む): 59125248

約数和(自身を除く): 37449748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 500, 550, 563, 700, 770, 875, 1100, 1126, 1375, 1540, 1750, 1925, 2252, 2750, 2815, 3500, 3850, 3941, 5500, 5630, 6193, 7700, 7882, 9625, 11260, 12386, 14075, 15764, 19250, 19705, 24772, 28150, 30965, 38500, 39410, 43351, 56300, 61930, 70375, 78820, 86702, 98525, 123860, 140750, 154825, 173404, 197050, 216755, 281500, 309650, 394100, 433510, 492625, 619300, 774125, 867020, 985250, 1083775, 1548250, 1970500, 2167550, 3096500, 4335100, 5418875, 10837750, 21675500]

約数ペア:

[(1, 21675500), (2, 10837750), (4, 5418875), (5, 4335100), (7, 3096500), (10, 2167550), (11, 1970500), (14, 1548250), (20, 1083775), (22, 985250), (25, 867020), (28, 774125), (35, 619300), (44, 492625), (50, 433510), (55, 394100), (70, 309650), (77, 281500), (100, 216755), (110, 197050), (125, 173404), (140, 154825), (154, 140750), (175, 123860), (220, 98525), (250, 86702), (275, 78820), (308, 70375), (350, 61930), (385, 56300), (500, 43351), (550, 39410), (563, 38500), (700, 30965), (770, 28150), (875, 24772), (1100, 19705), (1126, 19250), (1375, 15764), (1540, 14075), (1750, 12386), (1925, 11260), (2252, 9625), (2750, 7882), (2815, 7700), (3500, 6193), (3850, 5630), (3941, 5500)]