21873713

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 24748416

約数和(自身を除く): 2874703

約数列:

[1, 17, 23, 43, 391, 731, 989, 1301, 16813, 22117, 29923, 55943, 508691, 951031, 1286689, 21873713]

約数ペア:

[(1, 21873713), (17, 1286689), (23, 951031), (43, 508691), (391, 55943), (731, 29923), (989, 22117), (1301, 16813)]