21071906304

素因数分解:

$2^9\times 3^1\times {\mathrm{47}}^1\times {\mathrm{291887}}^1$

素因数の和:291955

約数の個数: 80

約数和(自身を含む): 57331473408

約数和(自身を除く): 36259567104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 188, 192, 256, 282, 376, 384, 512, 564, 752, 768, 1128, 1504, 1536, 2256, 3008, 4512, 6016, 9024, 12032, 18048, 24064, 36096, 72192, 291887, 583774, 875661, 1167548, 1751322, 2335096, 3502644, 4670192, 7005288, 9340384, 13718689, 14010576, 18680768, 27437378, 28021152, 37361536, 41156067, 54874756, 56042304, 74723072, 82312134, 109749512, 112084608, 149446144, 164624268, 219499024, 224169216, 329248536, 438998048, 448338432, 658497072, 877996096, 1316994144, 1755992192, 2633988288, 3511984384, 5267976576, 7023968768, 10535953152, 21071906304]

約数ペア:

[(1, 21071906304), (2, 10535953152), (3, 7023968768), (4, 5267976576), (6, 3511984384), (8, 2633988288), (12, 1755992192), (16, 1316994144), (24, 877996096), (32, 658497072), (47, 448338432), (48, 438998048), (64, 329248536), (94, 224169216), (96, 219499024), (128, 164624268), (141, 149446144), (188, 112084608), (192, 109749512), (256, 82312134), (282, 74723072), (376, 56042304), (384, 54874756), (512, 41156067), (564, 37361536), (752, 28021152), (768, 27437378), (1128, 18680768), (1504, 14010576), (1536, 13718689), (2256, 9340384), (3008, 7005288), (4512, 4670192), (6016, 3502644), (9024, 2335096), (12032, 1751322), (18048, 1167548), (24064, 875661), (36096, 583774), (72192, 291887)]