21526528

素因数分解:

$2^{11}\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 45012240

約数和(自身を除く): 23485712

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 457, 512, 736, 914, 1024, 1472, 1828, 2048, 2944, 3656, 5888, 7312, 10511, 11776, 14624, 21022, 23552, 29248, 42044, 47104, 58496, 84088, 116992, 168176, 233984, 336352, 467968, 672704, 935936, 1345408, 2690816, 5381632, 10763264, 21526528]

約数ペア:

[(1, 21526528), (2, 10763264), (4, 5381632), (8, 2690816), (16, 1345408), (23, 935936), (32, 672704), (46, 467968), (64, 336352), (92, 233984), (128, 168176), (184, 116992), (256, 84088), (368, 58496), (457, 47104), (512, 42044), (736, 29248), (914, 23552), (1024, 21022), (1472, 14624), (1828, 11776), (2048, 10511), (2944, 7312), (3656, 5888)]