21584024

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 51874560

約数和(自身を除く): 30290536

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 148, 154, 259, 296, 308, 407, 518, 616, 814, 947, 1036, 1628, 1894, 2072, 2849, 3256, 3788, 5698, 6629, 7576, 10417, 11396, 13258, 20834, 22792, 26516, 35039, 41668, 53032, 70078, 72919, 83336, 140156, 145838, 245273, 280312, 291676, 385429, 490546, 583352, 770858, 981092, 1541716, 1962184, 2698003, 3083432, 5396006, 10792012, 21584024]

約数ペア:

[(1, 21584024), (2, 10792012), (4, 5396006), (7, 3083432), (8, 2698003), (11, 1962184), (14, 1541716), (22, 981092), (28, 770858), (37, 583352), (44, 490546), (56, 385429), (74, 291676), (77, 280312), (88, 245273), (148, 145838), (154, 140156), (259, 83336), (296, 72919), (308, 70078), (407, 53032), (518, 41668), (616, 35039), (814, 26516), (947, 22792), (1036, 20834), (1628, 13258), (1894, 11396), (2072, 10417), (2849, 7576), (3256, 6629), (3788, 5698)]