21870272

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4813}}^1$

素因数の和:4896

約数の個数: 28

約数和(自身を含む): 44019216

約数和(自身を除く): 22148944

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 4813, 9626, 19252, 38504, 77008, 154016, 308032, 341723, 683446, 1366892, 2733784, 5467568, 10935136, 21870272]

約数ペア:

[(1, 21870272), (2, 10935136), (4, 5467568), (8, 2733784), (16, 1366892), (32, 683446), (64, 341723), (71, 308032), (142, 154016), (284, 77008), (568, 38504), (1136, 19252), (2272, 9626), (4544, 4813)]