2021097155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{6473}}^1$

素因数の和:7307

約数の個数: 32

約数和(自身を含む): 3027967488

約数和(自身を除く): 1006870333

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 811, 4055, 5677, 6473, 8921, 28385, 32365, 44605, 45311, 62447, 71203, 226555, 312235, 356015, 498421, 2492105, 5249603, 26248015, 36747221, 57745633, 183736105, 288728165, 404219431, 2021097155]

約数ペア:

[(1, 2021097155), (5, 404219431), (7, 288728165), (11, 183736105), (35, 57745633), (55, 36747221), (77, 26248015), (385, 5249603), (811, 2492105), (4055, 498421), (5677, 356015), (6473, 312235), (8921, 226555), (28385, 71203), (32365, 62447), (44605, 45311)]