21883533

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{9739}}^1$

素因数の和:9856

約数の個数: 16

約数和(自身を含む): 33661440

約数和(自身を除く): 11777907

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 9739, 29217, 68173, 204519, 1042073, 3126219, 7294511, 21883533]

約数ペア:

[(1, 21883533), (3, 7294511), (7, 3126219), (21, 1042073), (107, 204519), (321, 68173), (749, 29217), (2247, 9739)]