21737963

素因数分解:

${\mathrm{13}}^2\times {\mathrm{293}}^1\times {\mathrm{439}}^1$

素因数の和:758

約数の個数: 12

約数和(自身を含む): 23672880

約数和(自身を除く): 1934917

約数列:

[1, 13, 169, 293, 439, 3809, 5707, 49517, 74191, 128627, 1672151, 21737963]

約数ペア:

[(1, 21737963), (13, 1672151), (169, 128627), (293, 74191), (439, 49517), (3809, 5707)]