21777498

素因数分解:

$2^1\times 3^4\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:944

約数の個数: 40

約数和(自身を含む): 49135680

約数和(自身を除く): 27358182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 179, 358, 537, 751, 1074, 1502, 1611, 2253, 3222, 4506, 4833, 6759, 9666, 13518, 14499, 20277, 28998, 40554, 60831, 121662, 134429, 268858, 403287, 806574, 1209861, 2419722, 3629583, 7259166, 10888749, 21777498]

約数ペア:

[(1, 21777498), (2, 10888749), (3, 7259166), (6, 3629583), (9, 2419722), (18, 1209861), (27, 806574), (54, 403287), (81, 268858), (162, 134429), (179, 121662), (358, 60831), (537, 40554), (751, 28998), (1074, 20277), (1502, 14499), (1611, 13518), (2253, 9666), (3222, 6759), (4506, 4833)]