21482296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2417}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 44394480

約数和(自身を除く): 22912184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 2417, 4444, 4834, 8888, 9668, 19336, 26587, 53174, 106348, 212696, 244117, 488234, 976468, 1952936, 2685287, 5370574, 10741148, 21482296]

約数ペア:

[(1, 21482296), (2, 10741148), (4, 5370574), (8, 2685287), (11, 1952936), (22, 976468), (44, 488234), (88, 244117), (101, 212696), (202, 106348), (404, 53174), (808, 26587), (1111, 19336), (2222, 9668), (2417, 8888), (4444, 4834)]