21252592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:481

約数の個数: 40

約数和(自身を含む): 43010640

約数和(自身を除く): 21758048

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 163, 232, 281, 326, 464, 562, 652, 1124, 1304, 2248, 2608, 4496, 4727, 8149, 9454, 16298, 18908, 32596, 37816, 45803, 65192, 75632, 91606, 130384, 183212, 366424, 732848, 1328287, 2656574, 5313148, 10626296, 21252592]

約数ペア:

[(1, 21252592), (2, 10626296), (4, 5313148), (8, 2656574), (16, 1328287), (29, 732848), (58, 366424), (116, 183212), (163, 130384), (232, 91606), (281, 75632), (326, 65192), (464, 45803), (562, 37816), (652, 32596), (1124, 18908), (1304, 16298), (2248, 9454), (2608, 8149), (4496, 4727)]