21511732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28759}}^1$

素因数の和:28791

約数の個数: 24

約数和(自身を含む): 43485120

約数和(自身を除く): 21973388

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 28759, 57518, 115036, 316349, 488903, 632698, 977806, 1265396, 1955612, 5377933, 10755866, 21511732]

約数ペア:

[(1, 21511732), (2, 10755866), (4, 5377933), (11, 1955612), (17, 1265396), (22, 977806), (34, 632698), (44, 488903), (68, 316349), (187, 115036), (374, 57518), (748, 28759)]