21480456

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{9227}}^1$

素因数の和:9333

約数の個数: 32

約数和(自身を含む): 54260640

約数和(自身を除く): 32780184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2328, 9227, 18454, 27681, 36908, 55362, 73816, 110724, 221448, 895019, 1790038, 2685057, 3580076, 5370114, 7160152, 10740228, 21480456]

約数ペア:

[(1, 21480456), (2, 10740228), (3, 7160152), (4, 5370114), (6, 3580076), (8, 2685057), (12, 1790038), (24, 895019), (97, 221448), (194, 110724), (291, 73816), (388, 55362), (582, 36908), (776, 27681), (1164, 18454), (2328, 9227)]