21978824

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23087}}^1$

素因数の和:23117

約数の個数: 32

約数和(自身を含む): 49870080

約数和(自身を除く): 27891256

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 23087, 46174, 92348, 161609, 184696, 323218, 392479, 646436, 784958, 1292872, 1569916, 2747353, 3139832, 5494706, 10989412, 21978824]

約数ペア:

[(1, 21978824), (2, 10989412), (4, 5494706), (7, 3139832), (8, 2747353), (14, 1569916), (17, 1292872), (28, 784958), (34, 646436), (56, 392479), (68, 323218), (119, 184696), (136, 161609), (238, 92348), (476, 46174), (952, 23087)]