21382272

素因数分解:

$2^7\times 3^3\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 66096000

約数和(自身を除く): 44713728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 92, 96, 108, 128, 138, 144, 184, 192, 207, 216, 269, 276, 288, 368, 384, 414, 432, 538, 552, 576, 621, 736, 807, 828, 864, 1076, 1104, 1152, 1242, 1472, 1614, 1656, 1728, 2152, 2208, 2421, 2484, 2944, 3228, 3312, 3456, 4304, 4416, 4842, 4968, 6187, 6456, 6624, 7263, 8608, 8832, 9684, 9936, 12374, 12912, 13248, 14526, 17216, 18561, 19368, 19872, 24748, 25824, 26496, 29052, 34432, 37122, 38736, 39744, 49496, 51648, 55683, 58104, 74244, 77472, 79488, 98992, 103296, 111366, 116208, 148488, 154944, 167049, 197984, 222732, 232416, 296976, 309888, 334098, 395968, 445464, 464832, 593952, 668196, 791936, 890928, 929664, 1187904, 1336392, 1781856, 2375808, 2672784, 3563712, 5345568, 7127424, 10691136, 21382272]

約数ペア:

[(1, 21382272), (2, 10691136), (3, 7127424), (4, 5345568), (6, 3563712), (8, 2672784), (9, 2375808), (12, 1781856), (16, 1336392), (18, 1187904), (23, 929664), (24, 890928), (27, 791936), (32, 668196), (36, 593952), (46, 464832), (48, 445464), (54, 395968), (64, 334098), (69, 309888), (72, 296976), (92, 232416), (96, 222732), (108, 197984), (128, 167049), (138, 154944), (144, 148488), (184, 116208), (192, 111366), (207, 103296), (216, 98992), (269, 79488), (276, 77472), (288, 74244), (368, 58104), (384, 55683), (414, 51648), (432, 49496), (538, 39744), (552, 38736), (576, 37122), (621, 34432), (736, 29052), (807, 26496), (828, 25824), (864, 24748), (1076, 19872), (1104, 19368), (1152, 18561), (1242, 17216), (1472, 14526), (1614, 13248), (1656, 12912), (1728, 12374), (2152, 9936), (2208, 9684), (2421, 8832), (2484, 8608), (2944, 7263), (3228, 6624), (3312, 6456), (3456, 6187), (4304, 4968), (4416, 4842)]