21342601

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1667}}^1$

素因数の和:1764

約数の個数: 16

約数和(自身を含む): 25620480

約数和(自身を除く): 4277879

約数列:

[1, 7, 31, 59, 217, 413, 1667, 1829, 11669, 12803, 51677, 98353, 361739, 688471, 3048943, 21342601]

約数ペア:

[(1, 21342601), (7, 3048943), (31, 688471), (59, 361739), (217, 98353), (413, 51677), (1667, 12803), (1829, 11669)]