21219264

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 70609968

約数和(自身を除く): 49390704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 32, 33, 34, 36, 44, 48, 51, 64, 66, 68, 72, 88, 96, 99, 102, 132, 136, 144, 153, 176, 187, 192, 197, 198, 204, 264, 272, 288, 306, 352, 374, 394, 396, 408, 528, 544, 561, 576, 591, 612, 704, 748, 788, 792, 816, 1056, 1088, 1122, 1182, 1224, 1496, 1576, 1584, 1632, 1683, 1773, 2112, 2167, 2244, 2364, 2448, 2992, 3152, 3168, 3264, 3349, 3366, 3546, 4334, 4488, 4728, 4896, 5984, 6304, 6336, 6501, 6698, 6732, 7092, 8668, 8976, 9456, 9792, 10047, 11968, 12608, 13002, 13396, 13464, 14184, 17336, 17952, 18912, 19503, 20094, 26004, 26792, 26928, 28368, 30141, 34672, 35904, 36839, 37824, 39006, 40188, 52008, 53584, 53856, 56736, 60282, 69344, 73678, 78012, 80376, 104016, 107168, 107712, 110517, 113472, 120564, 138688, 147356, 156024, 160752, 208032, 214336, 221034, 241128, 294712, 312048, 321504, 331551, 416064, 442068, 482256, 589424, 624096, 643008, 663102, 884136, 964512, 1178848, 1248192, 1326204, 1768272, 1929024, 2357696, 2652408, 3536544, 5304816, 7073088, 10609632, 21219264]

約数ペア:

[(1, 21219264), (2, 10609632), (3, 7073088), (4, 5304816), (6, 3536544), (8, 2652408), (9, 2357696), (11, 1929024), (12, 1768272), (16, 1326204), (17, 1248192), (18, 1178848), (22, 964512), (24, 884136), (32, 663102), (33, 643008), (34, 624096), (36, 589424), (44, 482256), (48, 442068), (51, 416064), (64, 331551), (66, 321504), (68, 312048), (72, 294712), (88, 241128), (96, 221034), (99, 214336), (102, 208032), (132, 160752), (136, 156024), (144, 147356), (153, 138688), (176, 120564), (187, 113472), (192, 110517), (197, 107712), (198, 107168), (204, 104016), (264, 80376), (272, 78012), (288, 73678), (306, 69344), (352, 60282), (374, 56736), (394, 53856), (396, 53584), (408, 52008), (528, 40188), (544, 39006), (561, 37824), (576, 36839), (591, 35904), (612, 34672), (704, 30141), (748, 28368), (788, 26928), (792, 26792), (816, 26004), (1056, 20094), (1088, 19503), (1122, 18912), (1182, 17952), (1224, 17336), (1496, 14184), (1576, 13464), (1584, 13396), (1632, 13002), (1683, 12608), (1773, 11968), (2112, 10047), (2167, 9792), (2244, 9456), (2364, 8976), (2448, 8668), (2992, 7092), (3152, 6732), (3168, 6698), (3264, 6501), (3349, 6336), (3366, 6304), (3546, 5984), (4334, 4896), (4488, 4728)]