21978246

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5011}}^1$

素因数の和:5076

約数の個数: 32

約数和(自身を含む): 47634048

約数和(自身を除く): 25655802

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4386, 5011, 10022, 15033, 30066, 85187, 170374, 215473, 255561, 430946, 511122, 646419, 1292838, 3663041, 7326082, 10989123, 21978246]

約数ペア:

[(1, 21978246), (2, 10989123), (3, 7326082), (6, 3663041), (17, 1292838), (34, 646419), (43, 511122), (51, 430946), (86, 255561), (102, 215473), (129, 170374), (258, 85187), (731, 30066), (1462, 15033), (2193, 10022), (4386, 5011)]