21536928

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{1187}}^1$

素因数の和:1216

約数の個数: 120

約数和(自身を含む): 72448992

約数和(自身を除く): 50912064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1187, 1296, 1512, 2016, 2268, 2374, 2592, 3024, 3561, 4536, 4748, 6048, 7122, 8309, 9072, 9496, 10683, 14244, 16618, 18144, 18992, 21366, 24927, 28488, 32049, 33236, 37984, 42732, 49854, 56976, 64098, 66472, 74781, 85464, 96147, 99708, 113952, 128196, 132944, 149562, 170928, 192294, 199416, 224343, 256392, 265888, 299124, 341856, 384588, 398832, 448686, 512784, 598248, 673029, 769176, 797664, 897372, 1025568, 1196496, 1346058, 1538352, 1794744, 2392992, 2692116, 3076704, 3589488, 5384232, 7178976, 10768464, 21536928]

約数ペア:

[(1, 21536928), (2, 10768464), (3, 7178976), (4, 5384232), (6, 3589488), (7, 3076704), (8, 2692116), (9, 2392992), (12, 1794744), (14, 1538352), (16, 1346058), (18, 1196496), (21, 1025568), (24, 897372), (27, 797664), (28, 769176), (32, 673029), (36, 598248), (42, 512784), (48, 448686), (54, 398832), (56, 384588), (63, 341856), (72, 299124), (81, 265888), (84, 256392), (96, 224343), (108, 199416), (112, 192294), (126, 170928), (144, 149562), (162, 132944), (168, 128196), (189, 113952), (216, 99708), (224, 96147), (252, 85464), (288, 74781), (324, 66472), (336, 64098), (378, 56976), (432, 49854), (504, 42732), (567, 37984), (648, 33236), (672, 32049), (756, 28488), (864, 24927), (1008, 21366), (1134, 18992), (1187, 18144), (1296, 16618), (1512, 14244), (2016, 10683), (2268, 9496), (2374, 9072), (2592, 8309), (3024, 7122), (3561, 6048), (4536, 4748)]