21900134

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:851

約数の個数: 16

約数和(自身を含む): 33386496

約数和(自身を除く): 11486362

約数列:

[1, 2, 127, 151, 254, 302, 571, 1142, 19177, 38354, 72517, 86221, 145034, 172442, 10950067, 21900134]

約数ペア:

[(1, 21900134), (2, 10950067), (127, 172442), (151, 145034), (254, 86221), (302, 72517), (571, 38354), (1142, 19177)]