21494308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2027}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 41225184

約数和(自身を除く): 19730876

約数列:

[1, 2, 4, 11, 22, 44, 241, 482, 964, 2027, 2651, 4054, 5302, 8108, 10604, 22297, 44594, 89188, 488507, 977014, 1954028, 5373577, 10747154, 21494308]

約数ペア:

[(1, 21494308), (2, 10747154), (4, 5373577), (11, 1954028), (22, 977014), (44, 488507), (241, 89188), (482, 44594), (964, 22297), (2027, 10604), (2651, 8108), (4054, 5302)]