21921635229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{38693}}^1$

素因数の和:38981

約数の個数: 32

約数和(自身を含む): 32069587200

約数和(自身を除く): 10147951971

約数列:

[1, 3, 13, 39, 73, 199, 219, 597, 949, 2587, 2847, 7761, 14527, 38693, 43581, 116079, 188851, 503009, 566553, 1509027, 2824589, 7699907, 8473767, 23099721, 36719657, 100098791, 110158971, 300296373, 562093211, 1686279633, 7307211743, 21921635229]

約数ペア:

[(1, 21921635229), (3, 7307211743), (13, 1686279633), (39, 562093211), (73, 300296373), (199, 110158971), (219, 100098791), (597, 36719657), (949, 23099721), (2587, 8473767), (2847, 7699907), (7761, 2824589), (14527, 1509027), (38693, 566553), (43581, 503009), (116079, 188851)]