21760514

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1873}}^1$

素因数の和:2069

約数の個数: 16

約数和(自身を含む): 33754488

約数和(自身を除く): 11993974

約数列:

[1, 2, 37, 74, 157, 314, 1873, 3746, 5809, 11618, 69301, 138602, 294061, 588122, 10880257, 21760514]

約数ペア:

[(1, 21760514), (2, 10880257), (37, 588122), (74, 294061), (157, 138602), (314, 69301), (1873, 11618), (3746, 5809)]