21547232

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 30707488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 107, 112, 116, 124, 203, 214, 217, 224, 232, 248, 406, 428, 434, 464, 496, 749, 812, 856, 868, 899, 928, 992, 1498, 1624, 1712, 1736, 1798, 2996, 3103, 3248, 3317, 3424, 3472, 3596, 5992, 6206, 6293, 6496, 6634, 6944, 7192, 11984, 12412, 12586, 13268, 14384, 21721, 23219, 23968, 24824, 25172, 26536, 28768, 43442, 46438, 49648, 50344, 53072, 86884, 92876, 96193, 99296, 100688, 106144, 173768, 185752, 192386, 201376, 347536, 371504, 384772, 673351, 695072, 743008, 769544, 1346702, 1539088, 2693404, 3078176, 5386808, 10773616, 21547232]

約数ペア:

[(1, 21547232), (2, 10773616), (4, 5386808), (7, 3078176), (8, 2693404), (14, 1539088), (16, 1346702), (28, 769544), (29, 743008), (31, 695072), (32, 673351), (56, 384772), (58, 371504), (62, 347536), (107, 201376), (112, 192386), (116, 185752), (124, 173768), (203, 106144), (214, 100688), (217, 99296), (224, 96193), (232, 92876), (248, 86884), (406, 53072), (428, 50344), (434, 49648), (464, 46438), (496, 43442), (749, 28768), (812, 26536), (856, 25172), (868, 24824), (899, 23968), (928, 23219), (992, 21721), (1498, 14384), (1624, 13268), (1712, 12586), (1736, 12412), (1798, 11984), (2996, 7192), (3103, 6944), (3248, 6634), (3317, 6496), (3424, 6293), (3472, 6206), (3596, 5992)]