21562093

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 26091520

約数和(自身を除く): 4529427

約数列:

[1, 7, 19, 133, 223, 727, 1561, 4237, 5089, 13813, 29659, 96691, 162121, 1134847, 3080299, 21562093]

約数ペア:

[(1, 21562093), (7, 3080299), (19, 1134847), (133, 162121), (223, 96691), (727, 29659), (1561, 13813), (4237, 5089)]