21739322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{7109}}^1$

素因数の和:7261

約数の個数: 16

約数和(自身を含む): 35834400

約数和(自身を除く): 14095078

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 7109, 14218, 78199, 156398, 988151, 1976302, 10869661, 21739322]

約数ペア:

[(1, 21739322), (2, 10869661), (11, 1976302), (22, 988151), (139, 156398), (278, 78199), (1529, 14218), (3058, 7109)]