21746494

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20173}}^1$

素因数の和:20200

約数の個数: 24

約数和(自身を含む): 41397048

約数和(自身を除く): 19650554

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 20173, 40346, 141211, 221903, 282422, 443806, 988477, 1553321, 1976954, 3106642, 10873247, 21746494]

約数ペア:

[(1, 21746494), (2, 10873247), (7, 3106642), (11, 1976954), (14, 1553321), (22, 988477), (49, 443806), (77, 282422), (98, 221903), (154, 141211), (539, 40346), (1078, 20173)]