21706344359

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1\times {\mathrm{1201}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 25471860864

約数和(自身を除く): 3765516505

約数列:

[1, 7, 73, 113, 313, 511, 791, 1201, 2191, 8249, 8407, 22849, 35369, 57743, 87673, 135713, 159943, 247583, 375913, 613711, 949991, 2581937, 2631391, 9907049, 18073559, 27441649, 42478169, 69349343, 192091543, 297347183, 3100906337, 21706344359]

約数ペア:

[(1, 21706344359), (7, 3100906337), (73, 297347183), (113, 192091543), (313, 69349343), (511, 42478169), (791, 27441649), (1201, 18073559), (2191, 9907049), (8249, 2631391), (8407, 2581937), (22849, 949991), (35369, 613711), (57743, 375913), (87673, 247583), (135713, 159943)]