21891576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{130307}}^1$

素因数の和:130323

約数の個数: 32

約数和(自身を含む): 62547840

約数和(自身を除く): 40656264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 130307, 260614, 390921, 521228, 781842, 912149, 1042456, 1563684, 1824298, 2736447, 3127368, 3648596, 5472894, 7297192, 10945788, 21891576]

約数ペア:

[(1, 21891576), (2, 10945788), (3, 7297192), (4, 5472894), (6, 3648596), (7, 3127368), (8, 2736447), (12, 1824298), (14, 1563684), (21, 1042456), (24, 912149), (28, 781842), (42, 521228), (56, 390921), (84, 260614), (168, 130307)]