21742232

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 43143600

約数和(自身を除く): 21401368

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 313, 457, 626, 914, 1252, 1828, 2504, 3656, 5947, 8683, 11894, 17366, 23788, 34732, 47576, 69464, 143041, 286082, 572164, 1144328, 2717779, 5435558, 10871116, 21742232]

約数ペア:

[(1, 21742232), (2, 10871116), (4, 5435558), (8, 2717779), (19, 1144328), (38, 572164), (76, 286082), (152, 143041), (313, 69464), (457, 47576), (626, 34732), (914, 23788), (1252, 17366), (1828, 11894), (2504, 8683), (3656, 5947)]