21103729913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1\times {\mathrm{57637}}^1$

素因数の和:60416

約数の個数: 16

約数和(自身を含む): 25397608320

約数和(自身を除く): 4293878407

約数列:

[1, 7, 19, 133, 2753, 19271, 52307, 57637, 366149, 403459, 1095103, 7665721, 158674661, 1110722627, 3014818559, 21103729913]

約数ペア:

[(1, 21103729913), (7, 3014818559), (19, 1110722627), (133, 158674661), (2753, 7665721), (19271, 1095103), (52307, 403459), (57637, 366149)]