21000339338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15648539}}^1$

素因数の和:15648613

約数の個数: 16

約数和(自身を含む): 34927541280

約数和(自身を除く): 13927201942

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15648539, 31297078, 172133929, 344267858, 954560879, 1909121758, 10500169669, 21000339338]

約数ペア:

[(1, 21000339338), (2, 10500169669), (11, 1909121758), (22, 954560879), (61, 344267858), (122, 172133929), (671, 31297078), (1342, 15648539)]