21511362

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{25793}}^1$

素因数の和:25937

約数の個数: 16

約数和(自身を含む): 43333920

約数和(自身を除く): 21822558

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 25793, 51586, 77379, 154758, 3585227, 7170454, 10755681, 21511362]

約数ペア:

[(1, 21511362), (2, 10755681), (3, 7170454), (6, 3585227), (139, 154758), (278, 77379), (417, 51586), (834, 25793)]