21884168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4349}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 44631000

約数和(自身を除く): 22746832

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 4349, 5032, 8698, 17396, 34792, 73933, 147866, 160913, 295732, 321826, 591464, 643652, 1287304, 2735521, 5471042, 10942084, 21884168]

約数ペア:

[(1, 21884168), (2, 10942084), (4, 5471042), (8, 2735521), (17, 1287304), (34, 643652), (37, 591464), (68, 321826), (74, 295732), (136, 160913), (148, 147866), (296, 73933), (629, 34792), (1258, 17396), (2516, 8698), (4349, 5032)]