21193414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2729}}^1$

素因数の和:3095

約数の個数: 16

約数和(自身を含む): 34791120

約数和(自身を除く): 13597706

約数列:

[1, 2, 11, 22, 353, 706, 2729, 3883, 5458, 7766, 30019, 60038, 963337, 1926674, 10596707, 21193414]

約数ペア:

[(1, 21193414), (2, 10596707), (11, 1926674), (22, 963337), (353, 60038), (706, 30019), (2729, 7766), (3883, 5458)]