21866706

素因数分解:

$2^1\times 3^3\times {\mathrm{557}}^1\times {\mathrm{727}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 48746880

約数和(自身を除く): 26880174

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 557, 727, 1114, 1454, 1671, 2181, 3342, 4362, 5013, 6543, 10026, 13086, 15039, 19629, 30078, 39258, 404939, 809878, 1214817, 2429634, 3644451, 7288902, 10933353, 21866706]

約数ペア:

[(1, 21866706), (2, 10933353), (3, 7288902), (6, 3644451), (9, 2429634), (18, 1214817), (27, 809878), (54, 404939), (557, 39258), (727, 30078), (1114, 19629), (1454, 15039), (1671, 13086), (2181, 10026), (3342, 6543), (4362, 5013)]