21000768282

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89746873}}^1$

素因数の和:89746894

約数の個数: 24

約数和(自身を含む): 49001793204

約数和(自身を除く): 28001024922

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89746873, 179493746, 269240619, 538481238, 807721857, 1166709349, 1615443714, 2333418698, 3500128047, 7000256094, 10500384141, 21000768282]

約数ペア:

[(1, 21000768282), (2, 10500384141), (3, 7000256094), (6, 3500128047), (9, 2333418698), (13, 1615443714), (18, 1166709349), (26, 807721857), (39, 538481238), (78, 269240619), (117, 179493746), (234, 89746873)]