21915054

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24847}}^1$

素因数の和:24869

約数の個数: 36

約数和(自身を含む): 55237104

約数和(自身を除く): 33322050

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24847, 49694, 74541, 149082, 173929, 223623, 347858, 447246, 521787, 1043574, 1217503, 1565361, 2435006, 3130722, 3652509, 7305018, 10957527, 21915054]

約数ペア:

[(1, 21915054), (2, 10957527), (3, 7305018), (6, 3652509), (7, 3130722), (9, 2435006), (14, 1565361), (18, 1217503), (21, 1043574), (42, 521787), (49, 447246), (63, 347858), (98, 223623), (126, 173929), (147, 149082), (294, 74541), (441, 49694), (882, 24847)]