21037482

素因数分解:

$2^1\times 3^6\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 56

約数和(自身を含む): 48476736

約数和(自身を除く): 27439254

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 243, 282, 307, 423, 486, 614, 729, 846, 921, 1269, 1458, 1842, 2538, 2763, 3807, 5526, 7614, 8289, 11421, 14429, 16578, 22842, 24867, 28858, 34263, 43287, 49734, 68526, 74601, 86574, 129861, 149202, 223803, 259722, 389583, 447606, 779166, 1168749, 2337498, 3506247, 7012494, 10518741, 21037482]

約数ペア:

[(1, 21037482), (2, 10518741), (3, 7012494), (6, 3506247), (9, 2337498), (18, 1168749), (27, 779166), (47, 447606), (54, 389583), (81, 259722), (94, 223803), (141, 149202), (162, 129861), (243, 86574), (282, 74601), (307, 68526), (423, 49734), (486, 43287), (614, 34263), (729, 28858), (846, 24867), (921, 22842), (1269, 16578), (1458, 14429), (1842, 11421), (2538, 8289), (2763, 7614), (3807, 5526)]