21444143

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 25276416

約数和(自身を除く): 3832273

約数列:

[1, 7, 43, 191, 301, 373, 1337, 2611, 8213, 16039, 57491, 71243, 112273, 498701, 3063449, 21444143]

約数ペア:

[(1, 21444143), (7, 3063449), (43, 498701), (191, 112273), (301, 71243), (373, 57491), (1337, 16039), (2611, 8213)]