21587193232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{232741}}^1$

素因数の和:232808

約数の個数: 80

約数和(自身を含む): 49870093824

約数和(自身を除く): 28282900592

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 176, 187, 248, 272, 341, 374, 496, 527, 682, 748, 1054, 1364, 1496, 2108, 2728, 2992, 4216, 5456, 5797, 8432, 11594, 23188, 46376, 92752, 232741, 465482, 930964, 1861928, 2560151, 3723856, 3956597, 5120302, 7214971, 7913194, 10240604, 14429942, 15826388, 20481208, 28859884, 31652776, 40962416, 43522567, 57719768, 63305552, 79364681, 87045134, 115439536, 122654507, 158729362, 174090268, 245309014, 317458724, 348180536, 490618028, 634917448, 696361072, 981236056, 1269834896, 1349199577, 1962472112, 2698399154, 5396798308, 10793596616, 21587193232]

約数ペア:

[(1, 21587193232), (2, 10793596616), (4, 5396798308), (8, 2698399154), (11, 1962472112), (16, 1349199577), (17, 1269834896), (22, 981236056), (31, 696361072), (34, 634917448), (44, 490618028), (62, 348180536), (68, 317458724), (88, 245309014), (124, 174090268), (136, 158729362), (176, 122654507), (187, 115439536), (248, 87045134), (272, 79364681), (341, 63305552), (374, 57719768), (496, 43522567), (527, 40962416), (682, 31652776), (748, 28859884), (1054, 20481208), (1364, 15826388), (1496, 14429942), (2108, 10240604), (2728, 7913194), (2992, 7214971), (4216, 5120302), (5456, 3956597), (5797, 3723856), (8432, 2560151), (11594, 1861928), (23188, 930964), (46376, 465482), (92752, 232741)]