21291144

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126733}}^1$

素因数の和:126749

約数の個数: 32

約数和(自身を含む): 60832320

約数和(自身を除く): 39541176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126733, 253466, 380199, 506932, 760398, 887131, 1013864, 1520796, 1774262, 2661393, 3041592, 3548524, 5322786, 7097048, 10645572, 21291144]

約数ペア:

[(1, 21291144), (2, 10645572), (3, 7097048), (4, 5322786), (6, 3548524), (7, 3041592), (8, 2661393), (12, 1774262), (14, 1520796), (21, 1013864), (24, 887131), (28, 760398), (42, 506932), (56, 380199), (84, 253466), (168, 126733)]