21652756

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4259}}^1$

素因数の和:4335

約数の個数: 24

約数和(自身を含む): 40078080

約数和(自身を除く): 18425324

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 4259, 5084, 8518, 17036, 132029, 174619, 264058, 349238, 528116, 698476, 5413189, 10826378, 21652756]

約数ペア:

[(1, 21652756), (2, 10826378), (4, 5413189), (31, 698476), (41, 528116), (62, 349238), (82, 264058), (124, 174619), (164, 132029), (1271, 17036), (2542, 8518), (4259, 5084)]