21369632

素因数分解:

$2^5\times {\mathrm{667801}}^1$

素因数の和:667811

約数の個数: 12

約数和(自身を含む): 42071526

約数和(自身を除く): 20701894

約数列:

[1, 2, 4, 8, 16, 32, 667801, 1335602, 2671204, 5342408, 10684816, 21369632]

約数ペア:

[(1, 21369632), (2, 10684816), (4, 5342408), (8, 2671204), (16, 1335602), (32, 667801)]