21666346558

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{135613}}^1$

素因数の和:135796

約数の個数: 32

約数和(自身を含む): 35619830784

約数和(自身を除く): 13953484226

約数列:

[1, 2, 17, 34, 37, 74, 127, 254, 629, 1258, 2159, 4318, 4699, 9398, 79883, 135613, 159766, 271226, 2305421, 4610842, 5017681, 10035362, 17222851, 34445702, 85300577, 170601154, 292788467, 585576934, 637245487, 1274490974, 10833173279, 21666346558]

約数ペア:

[(1, 21666346558), (2, 10833173279), (17, 1274490974), (34, 637245487), (37, 585576934), (74, 292788467), (127, 170601154), (254, 85300577), (629, 34445702), (1258, 17222851), (2159, 10035362), (4318, 5017681), (4699, 4610842), (9398, 2305421), (79883, 271226), (135613, 159766)]