21622146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^2$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 53492544

約数和(自身を除く): 31870398

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 199, 273, 398, 546, 597, 1194, 1393, 2587, 2786, 4179, 5174, 7761, 8358, 15522, 18109, 36218, 39601, 54327, 79202, 108654, 118803, 237606, 277207, 514813, 554414, 831621, 1029626, 1544439, 1663242, 3088878, 3603691, 7207382, 10811073, 21622146]

約数ペア:

[(1, 21622146), (2, 10811073), (3, 7207382), (6, 3603691), (7, 3088878), (13, 1663242), (14, 1544439), (21, 1029626), (26, 831621), (39, 554414), (42, 514813), (78, 277207), (91, 237606), (182, 118803), (199, 108654), (273, 79202), (398, 54327), (546, 39601), (597, 36218), (1194, 18109), (1393, 15522), (2587, 8358), (2786, 7761), (4179, 5174)]