21924595

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 34320384

約数和(自身を除く): 12395789

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 167, 217, 341, 385, 605, 835, 847, 1085, 1169, 1705, 1837, 2387, 3751, 4235, 5177, 5845, 9185, 11935, 12859, 18755, 20207, 25885, 26257, 36239, 56947, 64295, 101035, 131285, 141449, 181195, 284735, 398629, 626417, 707245, 1993145, 3132085, 4384919, 21924595]

約数ペア:

[(1, 21924595), (5, 4384919), (7, 3132085), (11, 1993145), (31, 707245), (35, 626417), (55, 398629), (77, 284735), (121, 181195), (155, 141449), (167, 131285), (217, 101035), (341, 64295), (385, 56947), (605, 36239), (835, 26257), (847, 25885), (1085, 20207), (1169, 18755), (1705, 12859), (1837, 11935), (2387, 9185), (3751, 5845), (4235, 5177)]