2021900012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{454973}}^1$

素因数の和:455089

約数の個数: 24

約数和(自身を含む): 3898217232

約数和(自身を除く): 1876317220

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 454973, 909946, 1819892, 5004703, 10009406, 20018812, 45952273, 91904546, 183809092, 505475003, 1010950006, 2021900012]

約数ペア:

[(1, 2021900012), (2, 1010950006), (4, 505475003), (11, 183809092), (22, 91904546), (44, 45952273), (101, 20018812), (202, 10009406), (404, 5004703), (1111, 1819892), (2222, 909946), (4444, 454973)]