21095206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 36748800

約数和(自身を除く): 15653594

約数列:

[1, 2, 11, 19, 22, 38, 109, 209, 218, 418, 463, 926, 1199, 2071, 2398, 4142, 5093, 8797, 10186, 17594, 22781, 45562, 50467, 96767, 100934, 193534, 555137, 958873, 1110274, 1917746, 10547603, 21095206]

約数ペア:

[(1, 21095206), (2, 10547603), (11, 1917746), (19, 1110274), (22, 958873), (38, 555137), (109, 193534), (209, 100934), (218, 96767), (418, 50467), (463, 45562), (926, 22781), (1199, 17594), (2071, 10186), (2398, 8797), (4142, 5093)]