20140323

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7247

約数の個数: 24

約数和(自身を含む): 32886720

約数和(自身を除く): 12746397

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 7211, 21633, 50477, 137009, 151431, 353339, 411027, 959063, 1060017, 2877189, 6713441, 20140323]

約数ペア:

[(1, 20140323), (3, 6713441), (7, 2877189), (19, 1060017), (21, 959063), (49, 411027), (57, 353339), (133, 151431), (147, 137009), (399, 50477), (931, 21633), (2793, 7211)]