21792584

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 24172216

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 121, 188, 242, 376, 479, 484, 517, 958, 968, 1034, 1916, 2068, 3832, 4136, 5269, 5687, 10538, 11374, 21076, 22513, 22748, 42152, 45026, 45496, 57959, 90052, 115918, 180104, 231836, 247643, 463672, 495286, 990572, 1981144, 2724073, 5448146, 10896292, 21792584]

約数ペア:

[(1, 21792584), (2, 10896292), (4, 5448146), (8, 2724073), (11, 1981144), (22, 990572), (44, 495286), (47, 463672), (88, 247643), (94, 231836), (121, 180104), (188, 115918), (242, 90052), (376, 57959), (479, 45496), (484, 45026), (517, 42152), (958, 22748), (968, 22513), (1034, 21076), (1916, 11374), (2068, 10538), (3832, 5687), (4136, 5269)]