2021428731

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{9403}}^1$

素因数の和:9795

約数の個数: 32

約数和(自身を含む): 3195855360

約数和(自身を除く): 1174426629

約数列:

[1, 3, 7, 21, 29, 87, 203, 353, 609, 1059, 2471, 7413, 9403, 10237, 28209, 30711, 65821, 71659, 197463, 214977, 272687, 818061, 1908809, 3319259, 5726427, 9957777, 23234813, 69704439, 96258511, 288775533, 673809577, 2021428731]

約数ペア:

[(1, 2021428731), (3, 673809577), (7, 288775533), (21, 96258511), (29, 69704439), (87, 23234813), (203, 9957777), (353, 5726427), (609, 3319259), (1059, 1908809), (2471, 818061), (7413, 272687), (9403, 214977), (10237, 197463), (28209, 71659), (30711, 65821)]