21493437418

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{3259}}^1\times {\mathrm{89123}}^1$

素因数の和:92421

約数の個数: 16

約数和(自身を含む): 33122043360

約数和(自身を除く): 11628605942

約数列:

[1, 2, 37, 74, 3259, 6518, 89123, 120583, 178246, 241166, 3297551, 6595102, 290451857, 580903714, 10746718709, 21493437418]

約数ペア:

[(1, 21493437418), (2, 10746718709), (37, 580903714), (74, 290451857), (3259, 6595102), (6518, 3297551), (89123, 241166), (120583, 178246)]