21207526

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{6899}}^1$

素因数の和:6983

約数の個数: 16

約数和(自身を含む): 33534000

約数和(自身を除く): 12326474

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 6899, 13798, 200071, 365647, 400142, 731294, 10603763, 21207526]

約数ペア:

[(1, 21207526), (2, 10603763), (29, 731294), (53, 400142), (58, 365647), (106, 200071), (1537, 13798), (3074, 6899)]