2139962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:685

約数の個数: 16

約数和(自身を含む): 3525984

約数和(自身を除く): 1386022

約数列:

[1, 2, 11, 22, 211, 422, 461, 922, 2321, 4642, 5071, 10142, 97271, 194542, 1069981, 2139962]

約数ペア:

[(1, 2139962), (2, 1069981), (11, 194542), (22, 97271), (211, 10142), (422, 5071), (461, 4642), (922, 2321)]