21892262

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 39327744

約数和(自身を除く): 17435482

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 691, 1022, 1382, 2263, 4526, 4837, 9674, 15841, 21421, 31682, 42842, 50443, 100886, 149947, 299894, 353101, 706202, 1563733, 3127466, 10946131, 21892262]

約数ペア:

[(1, 21892262), (2, 10946131), (7, 3127466), (14, 1563733), (31, 706202), (62, 353101), (73, 299894), (146, 149947), (217, 100886), (434, 50443), (511, 42842), (691, 31682), (1022, 21421), (1382, 15841), (2263, 9674), (4526, 4837)]