20893908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248737}}^1$

素因数の和:248751

約数の個数: 24

約数和(自身を含む): 55717312

約数和(自身を除く): 34823404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248737, 497474, 746211, 994948, 1492422, 1741159, 2984844, 3482318, 5223477, 6964636, 10446954, 20893908]

約数ペア:

[(1, 20893908), (2, 10446954), (3, 6964636), (4, 5223477), (6, 3482318), (7, 2984844), (12, 1741159), (14, 1492422), (21, 994948), (28, 746211), (42, 497474), (84, 248737)]