21022442

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 37711872

約数和(自身を除く): 16689430

約数列:

[1, 2, 7, 14, 43, 47, 86, 94, 301, 329, 602, 658, 743, 1486, 2021, 4042, 5201, 10402, 14147, 28294, 31949, 34921, 63898, 69842, 223643, 244447, 447286, 488894, 1501603, 3003206, 10511221, 21022442]

約数ペア:

[(1, 21022442), (2, 10511221), (7, 3003206), (14, 1501603), (43, 488894), (47, 447286), (86, 244447), (94, 223643), (301, 69842), (329, 63898), (602, 34921), (658, 31949), (743, 28294), (1486, 14147), (2021, 10402), (4042, 5201)]