21740212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24593}}^1$

素因数の和:24627

約数の個数: 24

約数和(自身を含む): 43383816

約数和(自身を除く): 21643604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 24593, 49186, 98372, 319709, 418081, 639418, 836162, 1278836, 1672324, 5435053, 10870106, 21740212]

約数ペア:

[(1, 21740212), (2, 10870106), (4, 5435053), (13, 1672324), (17, 1278836), (26, 836162), (34, 639418), (52, 418081), (68, 319709), (221, 98372), (442, 49186), (884, 24593)]