21097432

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5953}}^1$

素因数の和:6402

約数の個数: 16

約数和(自身を含む): 39653640

約数和(自身を除く): 18556208

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5953, 11906, 23812, 47624, 2637179, 5274358, 10548716, 21097432]

約数ペア:

[(1, 21097432), (2, 10548716), (4, 5274358), (8, 2637179), (443, 47624), (886, 23812), (1772, 11906), (3544, 5953)]