21530096

素因数分解:

$2^4\times 7^1\times {\mathrm{192233}}^1$

素因数の和:192248

約数の個数: 20

約数和(自身を含む): 47674032

約数和(自身を除く): 26143936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192233, 384466, 768932, 1345631, 1537864, 2691262, 3075728, 5382524, 10765048, 21530096]

約数ペア:

[(1, 21530096), (2, 10765048), (4, 5382524), (7, 3075728), (8, 2691262), (14, 1537864), (16, 1345631), (28, 768932), (56, 384466), (112, 192233)]