21876404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21617}}^1$

素因数の和:21655

約数の個数: 24

約数和(自身を含む): 43581888

約数和(自身を除く): 21705484

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21617, 43234, 86468, 237787, 475574, 497191, 951148, 994382, 1988764, 5469101, 10938202, 21876404]

約数ペア:

[(1, 21876404), (2, 10938202), (4, 5469101), (11, 1988764), (22, 994382), (23, 951148), (44, 497191), (46, 475574), (92, 237787), (253, 86468), (506, 43234), (1012, 21617)]