21088836

素因数分解:

$2^2\times 3^4\times {\mathrm{65089}}^1$

素因数の和:65105

約数の個数: 30

約数和(自身を含む): 55131230

約数和(自身を除く): 34042394

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65089, 130178, 195267, 260356, 390534, 585801, 781068, 1171602, 1757403, 2343204, 3514806, 5272209, 7029612, 10544418, 21088836]

約数ペア:

[(1, 21088836), (2, 10544418), (3, 7029612), (4, 5272209), (6, 3514806), (9, 2343204), (12, 1757403), (18, 1171602), (27, 781068), (36, 585801), (54, 390534), (81, 260356), (108, 195267), (162, 130178), (324, 65089)]