21092084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{691}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 39875808

約数和(自身を除く): 18783724

約数列:

[1, 2, 4, 13, 26, 52, 587, 691, 1174, 1382, 2348, 2764, 7631, 8983, 15262, 17966, 30524, 35932, 405617, 811234, 1622468, 5273021, 10546042, 21092084]

約数ペア:

[(1, 21092084), (2, 10546042), (4, 5273021), (13, 1622468), (26, 811234), (52, 405617), (587, 35932), (691, 30524), (1174, 17966), (1382, 15262), (2348, 8983), (2764, 7631)]