21741874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{141181}}^1$

素因数の和:141201

約数の個数: 16

約数和(自身を含む): 40660416

約数和(自身を除く): 18918542

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 141181, 282362, 988267, 1552991, 1976534, 3105982, 10870937, 21741874]

約数ペア:

[(1, 21741874), (2, 10870937), (7, 3105982), (11, 1976534), (14, 1552991), (22, 988267), (77, 282362), (154, 141181)]