21049344

素因数分解:

$2^{12}\times 3^2\times {\mathrm{571}}^1$

素因数の和:601

約数の個数: 78

約数和(自身を含む): 60908276

約数和(自身を除く): 39858932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 571, 576, 768, 1024, 1142, 1152, 1536, 1713, 2048, 2284, 2304, 3072, 3426, 4096, 4568, 4608, 5139, 6144, 6852, 9136, 9216, 10278, 12288, 13704, 18272, 18432, 20556, 27408, 36544, 36864, 41112, 54816, 73088, 82224, 109632, 146176, 164448, 219264, 292352, 328896, 438528, 584704, 657792, 877056, 1169408, 1315584, 1754112, 2338816, 2631168, 3508224, 5262336, 7016448, 10524672, 21049344]

約数ペア:

[(1, 21049344), (2, 10524672), (3, 7016448), (4, 5262336), (6, 3508224), (8, 2631168), (9, 2338816), (12, 1754112), (16, 1315584), (18, 1169408), (24, 877056), (32, 657792), (36, 584704), (48, 438528), (64, 328896), (72, 292352), (96, 219264), (128, 164448), (144, 146176), (192, 109632), (256, 82224), (288, 73088), (384, 54816), (512, 41112), (571, 36864), (576, 36544), (768, 27408), (1024, 20556), (1142, 18432), (1152, 18272), (1536, 13704), (1713, 12288), (2048, 10278), (2284, 9216), (2304, 9136), (3072, 6852), (3426, 6144), (4096, 5139), (4568, 4608)]