21785196

素因数分解:

$2^2\times 3^1\times {\mathrm{1109}}^1\times {\mathrm{1637}}^1$

素因数の和:2753

約数の個数: 24

約数和(自身を含む): 50909040

約数和(自身を除く): 29123844

約数列:

[1, 2, 3, 4, 6, 12, 1109, 1637, 2218, 3274, 3327, 4436, 4911, 6548, 6654, 9822, 13308, 19644, 1815433, 3630866, 5446299, 7261732, 10892598, 21785196]

約数ペア:

[(1, 21785196), (2, 10892598), (3, 7261732), (4, 5446299), (6, 3630866), (12, 1815433), (1109, 19644), (1637, 13308), (2218, 9822), (3274, 6654), (3327, 6548), (4436, 4911)]