2181882

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{21391}}^1$

素因数の和:21413

約数の個数: 16

約数和(自身を含む): 4620672

約数和(自身を除く): 2438790

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 21391, 42782, 64173, 128346, 363647, 727294, 1090941, 2181882]

約数ペア:

[(1, 2181882), (2, 1090941), (3, 727294), (6, 363647), (17, 128346), (34, 64173), (51, 42782), (102, 21391)]