21371569363

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{4421}}^1$

素因数の和:4887

約数の個数: 24

約数和(自身を含む): 23295626640

約数和(自身を除く): 1924057277

約数列:

[1, 17, 43, 289, 389, 731, 4421, 6613, 12427, 16727, 75157, 112421, 190103, 284359, 1277669, 1719769, 3231751, 4834103, 29236073, 54939767, 73950067, 497013241, 1257151139, 21371569363]

約数ペア:

[(1, 21371569363), (17, 1257151139), (43, 497013241), (289, 73950067), (389, 54939767), (731, 29236073), (4421, 4834103), (6613, 3231751), (12427, 1719769), (16727, 1277669), (75157, 284359), (112421, 190103)]