21568129616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{122546191}}^1$

素因数の和:122546210

約数の個数: 20

約数和(自身を含む): 45587183424

約数和(自身を除く): 24019053808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 122546191, 245092382, 490184764, 980369528, 1348008101, 1960739056, 2696016202, 5392032404, 10784064808, 21568129616]

約数ペア:

[(1, 21568129616), (2, 10784064808), (4, 5392032404), (8, 2696016202), (11, 1960739056), (16, 1348008101), (22, 980369528), (44, 490184764), (88, 245092382), (176, 122546191)]