21000700044

素因数分解:

$2^2\times 3^2\times {\mathrm{199}}^1\times {\mathrm{2931421}}^1$

素因数の和:2931630

約数の個数: 36

約数和(自身を含む): 53351880400

約数和(自身を除く): 32351180356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 199, 398, 597, 796, 1194, 1791, 2388, 3582, 7164, 2931421, 5862842, 8794263, 11725684, 17588526, 26382789, 35177052, 52765578, 105531156, 583352779, 1166705558, 1750058337, 2333411116, 3500116674, 5250175011, 7000233348, 10500350022, 21000700044]

約数ペア:

[(1, 21000700044), (2, 10500350022), (3, 7000233348), (4, 5250175011), (6, 3500116674), (9, 2333411116), (12, 1750058337), (18, 1166705558), (36, 583352779), (199, 105531156), (398, 52765578), (597, 35177052), (796, 26382789), (1194, 17588526), (1791, 11725684), (2388, 8794263), (3582, 5862842), (7164, 2931421)]