4211781

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 6471168

約数和(自身を除く): 2259387

約数列:

[1, 3, 7, 21, 131, 393, 917, 1531, 2751, 4593, 10717, 32151, 200561, 601683, 1403927, 4211781]

約数ペア:

[(1, 4211781), (3, 1403927), (7, 601683), (21, 200561), (131, 32151), (393, 10717), (917, 4593), (1531, 2751)]