21822606

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 51302160

約数和(自身を除く): 29479554

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 179, 234, 358, 521, 537, 1042, 1074, 1563, 1611, 2327, 3126, 3222, 4654, 4689, 6773, 6981, 9378, 13546, 13962, 20319, 20943, 40638, 41886, 60957, 93259, 121914, 186518, 279777, 559554, 839331, 1212367, 1678662, 2424734, 3637101, 7274202, 10911303, 21822606]

約数ペア:

[(1, 21822606), (2, 10911303), (3, 7274202), (6, 3637101), (9, 2424734), (13, 1678662), (18, 1212367), (26, 839331), (39, 559554), (78, 279777), (117, 186518), (179, 121914), (234, 93259), (358, 60957), (521, 41886), (537, 40638), (1042, 20943), (1074, 20319), (1563, 13962), (1611, 13546), (2327, 9378), (3126, 6981), (3222, 6773), (4654, 4689)]