21175488

素因数分解:

$2^6\times 3^2\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 84

約数和(自身を含む): 61483240

約数和(自身を除く): 40307752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 97, 144, 192, 194, 288, 291, 379, 388, 576, 582, 758, 776, 873, 1137, 1164, 1516, 1552, 1746, 2274, 2328, 3032, 3104, 3411, 3492, 4548, 4656, 6064, 6208, 6822, 6984, 9096, 9312, 12128, 13644, 13968, 18192, 18624, 24256, 27288, 27936, 36384, 36763, 54576, 55872, 72768, 73526, 109152, 110289, 147052, 218304, 220578, 294104, 330867, 441156, 588208, 661734, 882312, 1176416, 1323468, 1764624, 2352832, 2646936, 3529248, 5293872, 7058496, 10587744, 21175488]

約数ペア:

[(1, 21175488), (2, 10587744), (3, 7058496), (4, 5293872), (6, 3529248), (8, 2646936), (9, 2352832), (12, 1764624), (16, 1323468), (18, 1176416), (24, 882312), (32, 661734), (36, 588208), (48, 441156), (64, 330867), (72, 294104), (96, 220578), (97, 218304), (144, 147052), (192, 110289), (194, 109152), (288, 73526), (291, 72768), (379, 55872), (388, 54576), (576, 36763), (582, 36384), (758, 27936), (776, 27288), (873, 24256), (1137, 18624), (1164, 18192), (1516, 13968), (1552, 13644), (1746, 12128), (2274, 9312), (2328, 9096), (3032, 6984), (3104, 6822), (3411, 6208), (3492, 6064), (4548, 4656)]