21784842

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{4159}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 48921600

約数和(自身を除く): 27136758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 4159, 5238, 8318, 12477, 24954, 37431, 74862, 112293, 224586, 403423, 806846, 1210269, 2420538, 3630807, 7261614, 10892421, 21784842]

約数ペア:

[(1, 21784842), (2, 10892421), (3, 7261614), (6, 3630807), (9, 2420538), (18, 1210269), (27, 806846), (54, 403423), (97, 224586), (194, 112293), (291, 74862), (582, 37431), (873, 24954), (1746, 12477), (2619, 8318), (4159, 5238)]