21365798

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1613}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 33119280

約数和(自身を除く): 11753482

約数列:

[1, 2, 37, 74, 179, 358, 1613, 3226, 6623, 13246, 59681, 119362, 288727, 577454, 10682899, 21365798]

約数ペア:

[(1, 21365798), (2, 10682899), (37, 577454), (74, 288727), (179, 119362), (358, 59681), (1613, 13246), (3226, 6623)]