21135103612

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18410369}}^1$

素因数の和:18410421

約数の個数: 24

約数和(自身を含む): 43301190240

約数和(自身を除く): 22166086628

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 18410369, 36820738, 73641476, 128872583, 257745166, 515490332, 754825129, 1509650258, 3019300516, 5283775903, 10567551806, 21135103612]

約数ペア:

[(1, 21135103612), (2, 10567551806), (4, 5283775903), (7, 3019300516), (14, 1509650258), (28, 754825129), (41, 515490332), (82, 257745166), (164, 128872583), (287, 73641476), (574, 36820738), (1148, 18410369)]