21113731

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{601}}^1$

素因数の和:706

約数の個数: 12

約数和(自身を含む): 22791720

約数和(自身を除く): 1677989

約数列:

[1, 19, 43, 601, 817, 1849, 11419, 25843, 35131, 491017, 1111249, 21113731]

約数ペア:

[(1, 21113731), (19, 1111249), (43, 491017), (601, 35131), (817, 25843), (1849, 11419)]