21936784

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5689}}^1$

素因数の和:5938

約数の個数: 20

約数和(自身を含む): 42686380

約数和(自身を除く): 20749596

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5689, 11378, 22756, 45512, 91024, 1371049, 2742098, 5484196, 10968392, 21936784]

約数ペア:

[(1, 21936784), (2, 10968392), (4, 5484196), (8, 2742098), (16, 1371049), (241, 91024), (482, 45512), (964, 22756), (1928, 11378), (3856, 5689)]