22191741

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 38630592

約数和(自身を除く): 16438851

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 99, 117, 129, 143, 387, 401, 429, 473, 559, 1203, 1287, 1419, 1677, 3609, 4257, 4411, 5031, 5213, 6149, 13233, 15639, 17243, 18447, 39699, 46917, 51729, 55341, 57343, 155187, 172029, 189673, 224159, 516087, 569019, 672477, 1707057, 2017431, 2465749, 7397247, 22191741]

約数ペア:

[(1, 22191741), (3, 7397247), (9, 2465749), (11, 2017431), (13, 1707057), (33, 672477), (39, 569019), (43, 516087), (99, 224159), (117, 189673), (129, 172029), (143, 155187), (387, 57343), (401, 55341), (429, 51729), (473, 46917), (559, 39699), (1203, 18447), (1287, 17243), (1419, 15639), (1677, 13233), (3609, 6149), (4257, 5213), (4411, 5031)]