21144933

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 31508568

約数和(自身を除く): 10363635

約数列:

[1, 3, 9, 53, 97, 159, 291, 457, 477, 873, 1371, 4113, 5141, 15423, 24221, 44329, 46269, 72663, 132987, 217989, 398961, 2349437, 7048311, 21144933]

約数ペア:

[(1, 21144933), (3, 7048311), (9, 2349437), (53, 398961), (97, 217989), (159, 132987), (291, 72663), (457, 46269), (477, 44329), (873, 24221), (1371, 15423), (4113, 5141)]