12151621

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:900

約数の個数: 12

約数和(自身を含む): 13153644

約数和(自身を除く): 1002023

約数列:

[1, 19, 41, 361, 779, 821, 14801, 15599, 33661, 296381, 639559, 12151621]

約数ペア:

[(1, 12151621), (19, 639559), (41, 296381), (361, 33661), (779, 15599), (821, 14801)]