21837754

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{5303}}^1$

素因数の和:5405

約数の個数: 16

約数和(自身を含む): 34369920

約数和(自身を除く): 12532166

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 5303, 10606, 153787, 307574, 376513, 753026, 10918877, 21837754]

約数ペア:

[(1, 21837754), (2, 10918877), (29, 753026), (58, 376513), (71, 307574), (142, 153787), (2059, 10606), (4118, 5303)]