21551276

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{541}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 39518304

約数和(自身を除く): 17967028

約数列:

[1, 2, 4, 23, 46, 92, 433, 541, 866, 1082, 1732, 2164, 9959, 12443, 19918, 24886, 39836, 49772, 234253, 468506, 937012, 5387819, 10775638, 21551276]

約数ペア:

[(1, 21551276), (2, 10775638), (4, 5387819), (23, 937012), (46, 468506), (92, 234253), (433, 49772), (541, 39836), (866, 24886), (1082, 19918), (1732, 12443), (2164, 9959)]