21742592

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 44

約数和(自身を含む): 46057500

約数和(自身を除く): 24314908

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1249, 2176, 2498, 4352, 4996, 8704, 9992, 17408, 19984, 21233, 39968, 42466, 79936, 84932, 159872, 169864, 319744, 339728, 639488, 679456, 1278976, 1358912, 2717824, 5435648, 10871296, 21742592]

約数ペア:

[(1, 21742592), (2, 10871296), (4, 5435648), (8, 2717824), (16, 1358912), (17, 1278976), (32, 679456), (34, 639488), (64, 339728), (68, 319744), (128, 169864), (136, 159872), (256, 84932), (272, 79936), (512, 42466), (544, 39968), (1024, 21233), (1088, 19984), (1249, 17408), (2176, 9992), (2498, 8704), (4352, 4996)]