21606002

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 38814720

約数和(自身を除く): 17208718

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 121, 127, 209, 242, 254, 407, 418, 703, 814, 1397, 1406, 2299, 2413, 2794, 4477, 4598, 4699, 4826, 7733, 8954, 9398, 15367, 15466, 26543, 30734, 51689, 53086, 85063, 89281, 103378, 170126, 178562, 291973, 568579, 583946, 982091, 1137158, 1964182, 10803001, 21606002]

約数ペア:

[(1, 21606002), (2, 10803001), (11, 1964182), (19, 1137158), (22, 982091), (37, 583946), (38, 568579), (74, 291973), (121, 178562), (127, 170126), (209, 103378), (242, 89281), (254, 85063), (407, 53086), (418, 51689), (703, 30734), (814, 26543), (1397, 15466), (1406, 15367), (2299, 9398), (2413, 8954), (2794, 7733), (4477, 4826), (4598, 4699)]