21453922

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49433}}^1$

素因数の和:49473

約数の個数: 16

約数和(自身を含む): 37965312

約数和(自身を除く): 16511390

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49433, 98866, 346031, 692062, 1532423, 3064846, 10726961, 21453922]

約数ペア:

[(1, 21453922), (2, 10726961), (7, 3064846), (14, 1532423), (31, 692062), (62, 346031), (217, 98866), (434, 49433)]