16921856

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 41942880

約数和(自身を除く): 25021024

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 71, 76, 98, 112, 128, 133, 142, 152, 196, 224, 256, 266, 284, 304, 392, 448, 497, 532, 568, 608, 784, 896, 931, 994, 1064, 1136, 1216, 1349, 1568, 1792, 1862, 1988, 2128, 2272, 2432, 2698, 3136, 3479, 3724, 3976, 4256, 4544, 4864, 5396, 6272, 6958, 7448, 7952, 8512, 9088, 9443, 10792, 12544, 13916, 14896, 15904, 17024, 18176, 18886, 21584, 27832, 29792, 31808, 34048, 37772, 43168, 55664, 59584, 63616, 66101, 75544, 86336, 111328, 119168, 127232, 132202, 151088, 172672, 222656, 238336, 264404, 302176, 345344, 445312, 528808, 604352, 890624, 1057616, 1208704, 2115232, 2417408, 4230464, 8460928, 16921856]

約数ペア:

[(1, 16921856), (2, 8460928), (4, 4230464), (7, 2417408), (8, 2115232), (14, 1208704), (16, 1057616), (19, 890624), (28, 604352), (32, 528808), (38, 445312), (49, 345344), (56, 302176), (64, 264404), (71, 238336), (76, 222656), (98, 172672), (112, 151088), (128, 132202), (133, 127232), (142, 119168), (152, 111328), (196, 86336), (224, 75544), (256, 66101), (266, 63616), (284, 59584), (304, 55664), (392, 43168), (448, 37772), (497, 34048), (532, 31808), (568, 29792), (608, 27832), (784, 21584), (896, 18886), (931, 18176), (994, 17024), (1064, 15904), (1136, 14896), (1216, 13916), (1349, 12544), (1568, 10792), (1792, 9443), (1862, 9088), (1988, 8512), (2128, 7952), (2272, 7448), (2432, 6958), (2698, 6272), (3136, 5396), (3479, 4864), (3724, 4544), (3976, 4256)]