21516461564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{8693}}^1\times {\mathrm{47599}}^1$

素因数の和:56309

約数の個数: 24

約数和(自身を含む): 40555771200

約数和(自身を除く): 19039309636

約数列:

[1, 2, 4, 13, 26, 52, 8693, 17386, 34772, 47599, 95198, 113009, 190396, 226018, 452036, 618787, 1237574, 2475148, 413778107, 827556214, 1655112428, 5379115391, 10758230782, 21516461564]

約数ペア:

[(1, 21516461564), (2, 10758230782), (4, 5379115391), (13, 1655112428), (26, 827556214), (52, 413778107), (8693, 2475148), (17386, 1237574), (34772, 618787), (47599, 452036), (95198, 226018), (113009, 190396)]