21980592

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 160

約数和(自身を含む): 69370560

約数和(自身を除く): 47389968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 41, 48, 51, 54, 68, 72, 73, 82, 102, 108, 123, 136, 144, 146, 153, 164, 204, 216, 219, 246, 272, 292, 306, 328, 369, 408, 432, 438, 459, 492, 584, 612, 656, 657, 697, 738, 816, 876, 918, 984, 1107, 1168, 1224, 1241, 1314, 1394, 1476, 1752, 1836, 1968, 1971, 2091, 2214, 2448, 2482, 2628, 2788, 2952, 2993, 3504, 3672, 3723, 3942, 4182, 4428, 4964, 5256, 5576, 5904, 5986, 6273, 7344, 7446, 7884, 8364, 8856, 8979, 9928, 10512, 11152, 11169, 11972, 12546, 14892, 15768, 16728, 17712, 17958, 18819, 19856, 22338, 23944, 25092, 26937, 29784, 31536, 33456, 33507, 35916, 37638, 44676, 47888, 50184, 50881, 53874, 59568, 67014, 71832, 75276, 80811, 89352, 100368, 101762, 107748, 134028, 143664, 150552, 152643, 161622, 178704, 203524, 215496, 268056, 301104, 305286, 323244, 407048, 430992, 457929, 536112, 610572, 646488, 814096, 915858, 1221144, 1292976, 1373787, 1831716, 2442288, 2747574, 3663432, 5495148, 7326864, 10990296, 21980592]

約数ペア:

[(1, 21980592), (2, 10990296), (3, 7326864), (4, 5495148), (6, 3663432), (8, 2747574), (9, 2442288), (12, 1831716), (16, 1373787), (17, 1292976), (18, 1221144), (24, 915858), (27, 814096), (34, 646488), (36, 610572), (41, 536112), (48, 457929), (51, 430992), (54, 407048), (68, 323244), (72, 305286), (73, 301104), (82, 268056), (102, 215496), (108, 203524), (123, 178704), (136, 161622), (144, 152643), (146, 150552), (153, 143664), (164, 134028), (204, 107748), (216, 101762), (219, 100368), (246, 89352), (272, 80811), (292, 75276), (306, 71832), (328, 67014), (369, 59568), (408, 53874), (432, 50881), (438, 50184), (459, 47888), (492, 44676), (584, 37638), (612, 35916), (656, 33507), (657, 33456), (697, 31536), (738, 29784), (816, 26937), (876, 25092), (918, 23944), (984, 22338), (1107, 19856), (1168, 18819), (1224, 17958), (1241, 17712), (1314, 16728), (1394, 15768), (1476, 14892), (1752, 12546), (1836, 11972), (1968, 11169), (1971, 11152), (2091, 10512), (2214, 9928), (2448, 8979), (2482, 8856), (2628, 8364), (2788, 7884), (2952, 7446), (2993, 7344), (3504, 6273), (3672, 5986), (3723, 5904), (3942, 5576), (4182, 5256), (4428, 4964)]