21981739247

素因数分解:

${\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{2281}}^1$

素因数の和:2883

約数の個数: 24

約数和(自身を含む): 24054105600

約数和(自身を除く): 2072366353

約数列:

[1, 13, 127, 169, 449, 1651, 2281, 5837, 21463, 29653, 57023, 75881, 289687, 385489, 741299, 1024169, 3765931, 9636887, 13314197, 48957103, 130069463, 173084561, 1690903019, 21981739247]

約数ペア:

[(1, 21981739247), (13, 1690903019), (127, 173084561), (169, 130069463), (449, 48957103), (1651, 13314197), (2281, 9636887), (5837, 3765931), (21463, 1024169), (29653, 741299), (57023, 385489), (75881, 289687)]