21337514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42169}}^1$

素因数の和:42205

約数の個数: 16

約数和(自身を含む): 36434880

約数和(自身を除く): 15097366

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42169, 84338, 463859, 927718, 969887, 1939774, 10668757, 21337514]

約数ペア:

[(1, 21337514), (2, 10668757), (11, 1939774), (22, 969887), (23, 927718), (46, 463859), (253, 84338), (506, 42169)]