2159828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 4161024

約数和(自身を除く): 2001196

約数列:

[1, 2, 4, 11, 22, 44, 191, 257, 382, 514, 764, 1028, 2101, 2827, 4202, 5654, 8404, 11308, 49087, 98174, 196348, 539957, 1079914, 2159828]

約数ペア:

[(1, 2159828), (2, 1079914), (4, 539957), (11, 196348), (22, 98174), (44, 49087), (191, 11308), (257, 8404), (382, 5654), (514, 4202), (764, 2827), (1028, 2101)]