21452026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6343}}^1$

素因数の和:6453

約数の個数: 16

約数和(自身を含む): 34257600

約数和(自身を除く): 12805574

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 6343, 12686, 120517, 241034, 564527, 1129054, 10726013, 21452026]

約数ペア:

[(1, 21452026), (2, 10726013), (19, 1129054), (38, 564527), (89, 241034), (178, 120517), (1691, 12686), (3382, 6343)]