21801473

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 23354496

約数和(自身を除く): 1553023

約数列:

[1, 37, 43, 71, 193, 1591, 2627, 3053, 7141, 8299, 13703, 112961, 307063, 507011, 589229, 21801473]

約数ペア:

[(1, 21801473), (37, 589229), (43, 507011), (71, 307063), (193, 112961), (1591, 13703), (2627, 8299), (3053, 7141)]