12421857

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9697}}^1$

素因数の和:9768

約数の個数: 16

約数和(自身を含む): 19240832

約数和(自身を除く): 6818975

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 9697, 29091, 67879, 203637, 591517, 1774551, 4140619, 12421857]

約数ペア:

[(1, 12421857), (3, 4140619), (7, 1774551), (21, 591517), (61, 203637), (183, 67879), (427, 29091), (1281, 9697)]