2021170065

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3133597}}^1$

素因数の和:3133648

約数の個数: 16

約数和(自身を含む): 3309079488

約数和(自身を除く): 1287909423

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 3133597, 9400791, 15667985, 47003955, 134744671, 404234013, 673723355, 2021170065]

約数ペア:

[(1, 2021170065), (3, 673723355), (5, 404234013), (15, 134744671), (43, 47003955), (129, 15667985), (215, 9400791), (645, 3133597)]