21440598

素因数分解:

$2^1\times 3^1\times {\mathrm{409}}^1\times {\mathrm{8737}}^1$

素因数の和:9151

約数の個数: 16

約数和(自身を含む): 42990960

約数和(自身を除く): 21550362

約数列:

[1, 2, 3, 6, 409, 818, 1227, 2454, 8737, 17474, 26211, 52422, 3573433, 7146866, 10720299, 21440598]

約数ペア:

[(1, 21440598), (2, 10720299), (3, 7146866), (6, 3573433), (409, 52422), (818, 26211), (1227, 17474), (2454, 8737)]