21488302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42467}}^1$

素因数の和:42503

約数の個数: 16

約数和(自身を含む): 36692352

約数和(自身を除く): 15204050

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42467, 84934, 467137, 934274, 976741, 1953482, 10744151, 21488302]

約数ペア:

[(1, 21488302), (2, 10744151), (11, 1953482), (22, 976741), (23, 934274), (46, 467137), (253, 84934), (506, 42467)]