21757122

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{14563}}^1$

素因数の和:14654

約数の個数: 24

約数和(自身を含む): 47711664

約数和(自身を除く): 25954542

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 14563, 29126, 43689, 87378, 131067, 262134, 1208729, 2417458, 3626187, 7252374, 10878561, 21757122]

約数ペア:

[(1, 21757122), (2, 10878561), (3, 7252374), (6, 3626187), (9, 2417458), (18, 1208729), (83, 262134), (166, 131067), (249, 87378), (498, 43689), (747, 29126), (1494, 14563)]