21282108

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{24979}}^1$

素因数の和:25057

約数の個数: 24

約数和(自身を含む): 50359680

約数和(自身を除く): 29077572

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 24979, 49958, 74937, 99916, 149874, 299748, 1773509, 3547018, 5320527, 7094036, 10641054, 21282108]

約数ペア:

[(1, 21282108), (2, 10641054), (3, 7094036), (4, 5320527), (6, 3547018), (12, 1773509), (71, 299748), (142, 149874), (213, 99916), (284, 74937), (426, 49958), (852, 24979)]