21494619196

素因数分解:

$2^2\times {\mathrm{1693}}^1\times {\mathrm{3174043}}^1$

素因数の和:3175740

約数の個数: 12

約数和(自身を含む): 37637813752

約数和(自身を除く): 16143194556

約数列:

[1, 2, 4, 1693, 3386, 6772, 3174043, 6348086, 12696172, 5373654799, 10747309598, 21494619196]

約数ペア:

[(1, 21494619196), (2, 10747309598), (4, 5373654799), (1693, 12696172), (3386, 6348086), (6772, 3174043)]