13230021

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9403}}^1$

素因数の和:9480

約数の個数: 16

約数和(自身を含む): 20463104

約数和(自身を除く): 7233083

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 9403, 28209, 65821, 197463, 630001, 1890003, 4410007, 13230021]

約数ペア:

[(1, 13230021), (3, 4410007), (7, 1890003), (21, 630001), (67, 197463), (201, 65821), (469, 28209), (1407, 9403)]