21669186

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 59719680

約数和(自身を除く): 38050494

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 31, 33, 34, 42, 51, 62, 66, 77, 89, 93, 102, 119, 154, 178, 186, 187, 217, 231, 238, 267, 341, 357, 374, 434, 462, 527, 534, 561, 623, 651, 682, 714, 979, 1023, 1054, 1122, 1246, 1302, 1309, 1513, 1581, 1869, 1958, 2046, 2387, 2618, 2759, 2937, 3026, 3162, 3689, 3738, 3927, 4539, 4774, 5518, 5797, 5874, 6853, 7161, 7378, 7854, 8277, 9078, 10591, 11067, 11594, 13706, 14322, 16554, 16643, 17391, 19313, 20559, 21182, 22134, 30349, 31773, 33286, 34782, 38626, 40579, 41118, 46903, 49929, 57939, 60698, 63546, 81158, 91047, 93806, 99858, 115878, 116501, 121737, 140709, 182094, 212443, 233002, 243474, 281418, 328321, 349503, 424886, 515933, 637329, 656642, 699006, 984963, 1031866, 1274658, 1547799, 1969926, 3095598, 3611531, 7223062, 10834593, 21669186]

約数ペア:

[(1, 21669186), (2, 10834593), (3, 7223062), (6, 3611531), (7, 3095598), (11, 1969926), (14, 1547799), (17, 1274658), (21, 1031866), (22, 984963), (31, 699006), (33, 656642), (34, 637329), (42, 515933), (51, 424886), (62, 349503), (66, 328321), (77, 281418), (89, 243474), (93, 233002), (102, 212443), (119, 182094), (154, 140709), (178, 121737), (186, 116501), (187, 115878), (217, 99858), (231, 93806), (238, 91047), (267, 81158), (341, 63546), (357, 60698), (374, 57939), (434, 49929), (462, 46903), (527, 41118), (534, 40579), (561, 38626), (623, 34782), (651, 33286), (682, 31773), (714, 30349), (979, 22134), (1023, 21182), (1054, 20559), (1122, 19313), (1246, 17391), (1302, 16643), (1309, 16554), (1513, 14322), (1581, 13706), (1869, 11594), (1958, 11067), (2046, 10591), (2387, 9078), (2618, 8277), (2759, 7854), (2937, 7378), (3026, 7161), (3162, 6853), (3689, 5874), (3738, 5797), (3927, 5518), (4539, 4774)]