21971592

素因数分解:

$2^3\times 3^2\times {\mathrm{401}}^1\times {\mathrm{761}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 59733180

約数和(自身を除く): 37761588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 401, 761, 802, 1203, 1522, 1604, 2283, 2406, 3044, 3208, 3609, 4566, 4812, 6088, 6849, 7218, 9132, 9624, 13698, 14436, 18264, 27396, 28872, 54792, 305161, 610322, 915483, 1220644, 1830966, 2441288, 2746449, 3661932, 5492898, 7323864, 10985796, 21971592]

約数ペア:

[(1, 21971592), (2, 10985796), (3, 7323864), (4, 5492898), (6, 3661932), (8, 2746449), (9, 2441288), (12, 1830966), (18, 1220644), (24, 915483), (36, 610322), (72, 305161), (401, 54792), (761, 28872), (802, 27396), (1203, 18264), (1522, 14436), (1604, 13698), (2283, 9624), (2406, 9132), (3044, 7218), (3208, 6849), (3609, 6088), (4566, 4812)]