21428162784

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{63647}}^1$

素因数の和:63837

約数の個数: 144

約数和(自身を含む): 70059644928

約数和(自身を除く): 48631482144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 167, 168, 224, 252, 288, 334, 336, 501, 504, 668, 672, 1002, 1008, 1169, 1336, 1503, 2004, 2016, 2338, 2672, 3006, 3507, 4008, 4676, 5344, 6012, 7014, 8016, 9352, 10521, 12024, 14028, 16032, 18704, 21042, 24048, 28056, 37408, 42084, 48096, 56112, 63647, 84168, 112224, 127294, 168336, 190941, 254588, 336672, 381882, 445529, 509176, 572823, 763764, 891058, 1018352, 1145646, 1336587, 1527528, 1782116, 2036704, 2291292, 2673174, 3055056, 3564232, 4009761, 4582584, 5346348, 6110112, 7128464, 8019522, 9165168, 10629049, 10692696, 14256928, 16039044, 18330336, 21258098, 21385392, 31887147, 32078088, 42516196, 42770784, 63774294, 64156176, 74403343, 85032392, 95661441, 127548588, 128312352, 148806686, 170064784, 191322882, 223210029, 255097176, 297613372, 340129568, 382645764, 446420058, 510194352, 595226744, 669630087, 765291528, 892840116, 1020388704, 1190453488, 1339260174, 1530583056, 1785680232, 2380906976, 2678520348, 3061166112, 3571360464, 5357040696, 7142720928, 10714081392, 21428162784]

約数ペア:

[(1, 21428162784), (2, 10714081392), (3, 7142720928), (4, 5357040696), (6, 3571360464), (7, 3061166112), (8, 2678520348), (9, 2380906976), (12, 1785680232), (14, 1530583056), (16, 1339260174), (18, 1190453488), (21, 1020388704), (24, 892840116), (28, 765291528), (32, 669630087), (36, 595226744), (42, 510194352), (48, 446420058), (56, 382645764), (63, 340129568), (72, 297613372), (84, 255097176), (96, 223210029), (112, 191322882), (126, 170064784), (144, 148806686), (167, 128312352), (168, 127548588), (224, 95661441), (252, 85032392), (288, 74403343), (334, 64156176), (336, 63774294), (501, 42770784), (504, 42516196), (668, 32078088), (672, 31887147), (1002, 21385392), (1008, 21258098), (1169, 18330336), (1336, 16039044), (1503, 14256928), (2004, 10692696), (2016, 10629049), (2338, 9165168), (2672, 8019522), (3006, 7128464), (3507, 6110112), (4008, 5346348), (4676, 4582584), (5344, 4009761), (6012, 3564232), (7014, 3055056), (8016, 2673174), (9352, 2291292), (10521, 2036704), (12024, 1782116), (14028, 1527528), (16032, 1336587), (18704, 1145646), (21042, 1018352), (24048, 891058), (28056, 763764), (37408, 572823), (42084, 509176), (48096, 445529), (56112, 381882), (63647, 336672), (84168, 254588), (112224, 190941), (127294, 168336)]