21120582

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3203}}^1$

素因数の和:3372

約数の個数: 32

約数和(自身を含む): 48598272

約数和(自身を除く): 27477690

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3203, 3297, 6406, 6594, 9609, 19218, 22421, 44842, 67263, 134526, 502871, 1005742, 1508613, 3017226, 3520097, 7040194, 10560291, 21120582]

約数ペア:

[(1, 21120582), (2, 10560291), (3, 7040194), (6, 3520097), (7, 3017226), (14, 1508613), (21, 1005742), (42, 502871), (157, 134526), (314, 67263), (471, 44842), (942, 22421), (1099, 19218), (2198, 9609), (3203, 6594), (3297, 6406)]