21242038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{559001}}^1$

素因数の和:559022

約数の個数: 8

約数和(自身を含む): 33540120

約数和(自身を除く): 12298082

約数列:

[1, 2, 19, 38, 559001, 1118002, 10621019, 21242038]

約数ペア:

[(1, 21242038), (2, 10621019), (19, 1118002), (38, 559001)]