21617016

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5737}}^1$

素因数の和:5903

約数の個数: 32

約数和(自身を含む): 54396240

約数和(自身を除く): 32779224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5737, 11474, 17211, 22948, 34422, 45896, 68844, 137688, 900709, 1801418, 2702127, 3602836, 5404254, 7205672, 10808508, 21617016]

約数ペア:

[(1, 21617016), (2, 10808508), (3, 7205672), (4, 5404254), (6, 3602836), (8, 2702127), (12, 1801418), (24, 900709), (157, 137688), (314, 68844), (471, 45896), (628, 34422), (942, 22948), (1256, 17211), (1884, 11474), (3768, 5737)]