21715222

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 35831808

約数和(自身を除く): 14116586

約数列:

[1, 2, 17, 34, 47, 94, 107, 127, 214, 254, 799, 1598, 1819, 2159, 3638, 4318, 5029, 5969, 10058, 11938, 13589, 27178, 85493, 101473, 170986, 202946, 231013, 462026, 638683, 1277366, 10857611, 21715222]

約数ペア:

[(1, 21715222), (2, 10857611), (17, 1277366), (34, 638683), (47, 462026), (94, 231013), (107, 202946), (127, 170986), (214, 101473), (254, 85493), (799, 27178), (1598, 13589), (1819, 11938), (2159, 10058), (3638, 5969), (4318, 5029)]