21167704196

素因数分解:

$2^2\times {\mathrm{1327}}^1\times {\mathrm{3987887}}^1$

素因数の和:3989218

約数の個数: 12

約数和(自身を含む): 37071406848

約数和(自身を除く): 15903702652

約数列:

[1, 2, 4, 1327, 2654, 5308, 3987887, 7975774, 15951548, 5291926049, 10583852098, 21167704196]

約数ペア:

[(1, 21167704196), (2, 10583852098), (4, 5291926049), (1327, 15951548), (2654, 7975774), (5308, 3987887)]