21913832

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{63703}}^1$

素因数の和:63752

約数の個数: 16

約数和(自身を含む): 42044640

約数和(自身を除く): 20130808

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 63703, 127406, 254812, 509624, 2739229, 5478458, 10956916, 21913832]

約数ペア:

[(1, 21913832), (2, 10956916), (4, 5478458), (8, 2739229), (43, 509624), (86, 254812), (172, 127406), (344, 63703)]