21347432

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24481}}^1$

素因数の和:24596

約数の個数: 16

約数和(自身を含む): 40395300

約数和(自身を除く): 19047868

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24481, 48962, 97924, 195848, 2668429, 5336858, 10673716, 21347432]

約数ペア:

[(1, 21347432), (2, 10673716), (4, 5336858), (8, 2668429), (109, 195848), (218, 97924), (436, 48962), (872, 24481)]