21348904

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56779}}^1$

素因数の和:56832

約数の個数: 16

約数和(自身を含む): 40881600

約数和(自身を除く): 19532696

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56779, 113558, 227116, 454232, 2668613, 5337226, 10674452, 21348904]

約数ペア:

[(1, 21348904), (2, 10674452), (4, 5337226), (8, 2668613), (47, 454232), (94, 227116), (188, 113558), (376, 56779)]