21239424

素因数分解:

$2^7\times 3^2\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 62056800

約数和(自身を除く): 40817376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 103, 128, 144, 179, 192, 206, 288, 309, 358, 384, 412, 537, 576, 618, 716, 824, 927, 1074, 1152, 1236, 1432, 1611, 1648, 1854, 2148, 2472, 2864, 3222, 3296, 3708, 4296, 4944, 5728, 6444, 6592, 7416, 8592, 9888, 11456, 12888, 13184, 14832, 17184, 18437, 19776, 22912, 25776, 29664, 34368, 36874, 39552, 51552, 55311, 59328, 68736, 73748, 103104, 110622, 118656, 147496, 165933, 206208, 221244, 294992, 331866, 442488, 589984, 663732, 884976, 1179968, 1327464, 1769952, 2359936, 2654928, 3539904, 5309856, 7079808, 10619712, 21239424]

約数ペア:

[(1, 21239424), (2, 10619712), (3, 7079808), (4, 5309856), (6, 3539904), (8, 2654928), (9, 2359936), (12, 1769952), (16, 1327464), (18, 1179968), (24, 884976), (32, 663732), (36, 589984), (48, 442488), (64, 331866), (72, 294992), (96, 221244), (103, 206208), (128, 165933), (144, 147496), (179, 118656), (192, 110622), (206, 103104), (288, 73748), (309, 68736), (358, 59328), (384, 55311), (412, 51552), (537, 39552), (576, 36874), (618, 34368), (716, 29664), (824, 25776), (927, 22912), (1074, 19776), (1152, 18437), (1236, 17184), (1432, 14832), (1611, 13184), (1648, 12888), (1854, 11456), (2148, 9888), (2472, 8592), (2864, 7416), (3222, 6592), (3296, 6444), (3708, 5728), (4296, 4944)]