21290324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28463}}^1$

素因数の和:28495

約数の個数: 24

約数和(自身を含む): 43037568

約数和(自身を除く): 21747244

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 28463, 56926, 113852, 313093, 483871, 626186, 967742, 1252372, 1935484, 5322581, 10645162, 21290324]

約数ペア:

[(1, 21290324), (2, 10645162), (4, 5322581), (11, 1935484), (17, 1252372), (22, 967742), (34, 626186), (44, 483871), (68, 313093), (187, 113852), (374, 56926), (748, 28463)]