21545292

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{2801}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 50368752

約数和(自身を除く): 28823460

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2564, 2801, 3846, 5602, 7692, 8403, 11204, 16806, 33612, 1795441, 3590882, 5386323, 7181764, 10772646, 21545292]

約数ペア:

[(1, 21545292), (2, 10772646), (3, 7181764), (4, 5386323), (6, 3590882), (12, 1795441), (641, 33612), (1282, 16806), (1923, 11204), (2564, 8403), (2801, 7692), (3846, 5602)]