21039402496

素因数分解:

$2^9\times 7^1\times {\mathrm{1277}}^1\times {\mathrm{4597}}^1$

素因数の和:5899

約数の個数: 80

約数和(自身を含む): 48091180896

約数和(自身を除く): 27051778400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1277, 1792, 2554, 3584, 4597, 5108, 8939, 9194, 10216, 17878, 18388, 20432, 32179, 35756, 36776, 40864, 64358, 71512, 73552, 81728, 128716, 143024, 147104, 163456, 257432, 286048, 294208, 326912, 514864, 572096, 588416, 653824, 1029728, 1144192, 1176832, 2059456, 2288384, 2353664, 4118912, 4576768, 5870369, 8237824, 11740738, 16475648, 23481476, 41092583, 46962952, 82185166, 93925904, 164370332, 187851808, 328740664, 375703616, 657481328, 751407232, 1314962656, 1502814464, 2629925312, 3005628928, 5259850624, 10519701248, 21039402496]

約数ペア:

[(1, 21039402496), (2, 10519701248), (4, 5259850624), (7, 3005628928), (8, 2629925312), (14, 1502814464), (16, 1314962656), (28, 751407232), (32, 657481328), (56, 375703616), (64, 328740664), (112, 187851808), (128, 164370332), (224, 93925904), (256, 82185166), (448, 46962952), (512, 41092583), (896, 23481476), (1277, 16475648), (1792, 11740738), (2554, 8237824), (3584, 5870369), (4597, 4576768), (5108, 4118912), (8939, 2353664), (9194, 2288384), (10216, 2059456), (17878, 1176832), (18388, 1144192), (20432, 1029728), (32179, 653824), (35756, 588416), (36776, 572096), (40864, 514864), (64358, 326912), (71512, 294208), (73552, 286048), (81728, 257432), (128716, 163456), (143024, 147104)]