21740090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{58757}}^1$

素因数の和:58801

約数の個数: 16

約数和(自身を含む): 40190472

約数和(自身を除く): 18450382

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 58757, 117514, 293785, 587570, 2174009, 4348018, 10870045, 21740090]

約数ペア:

[(1, 21740090), (2, 10870045), (5, 4348018), (10, 2174009), (37, 587570), (74, 293785), (185, 117514), (370, 58757)]