21464508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137593}}^1$

素因数の和:137613

約数の個数: 24

約数和(自身を含む): 53936848

約数和(自身を除く): 32472340

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137593, 275186, 412779, 550372, 825558, 1651116, 1788709, 3577418, 5366127, 7154836, 10732254, 21464508]

約数ペア:

[(1, 21464508), (2, 10732254), (3, 7154836), (4, 5366127), (6, 3577418), (12, 1788709), (13, 1651116), (26, 825558), (39, 550372), (52, 412779), (78, 275186), (156, 137593)]