21983808

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1487}}^1$

素因数の和:1520

約数の個数: 112

約数和(自身を含む): 72566784

約数和(自身を除く): 50582976

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 448, 462, 528, 616, 672, 704, 924, 1056, 1232, 1344, 1487, 1848, 2112, 2464, 2974, 3696, 4461, 4928, 5948, 7392, 8922, 10409, 11896, 14784, 16357, 17844, 20818, 23792, 31227, 32714, 35688, 41636, 47584, 49071, 62454, 65428, 71376, 83272, 95168, 98142, 114499, 124908, 130856, 142752, 166544, 196284, 228998, 249816, 261712, 285504, 333088, 343497, 392568, 457996, 499632, 523424, 666176, 686994, 785136, 915992, 999264, 1046848, 1373988, 1570272, 1831984, 1998528, 2747976, 3140544, 3663968, 5495952, 7327936, 10991904, 21983808]

約数ペア:

[(1, 21983808), (2, 10991904), (3, 7327936), (4, 5495952), (6, 3663968), (7, 3140544), (8, 2747976), (11, 1998528), (12, 1831984), (14, 1570272), (16, 1373988), (21, 1046848), (22, 999264), (24, 915992), (28, 785136), (32, 686994), (33, 666176), (42, 523424), (44, 499632), (48, 457996), (56, 392568), (64, 343497), (66, 333088), (77, 285504), (84, 261712), (88, 249816), (96, 228998), (112, 196284), (132, 166544), (154, 142752), (168, 130856), (176, 124908), (192, 114499), (224, 98142), (231, 95168), (264, 83272), (308, 71376), (336, 65428), (352, 62454), (448, 49071), (462, 47584), (528, 41636), (616, 35688), (672, 32714), (704, 31227), (924, 23792), (1056, 20818), (1232, 17844), (1344, 16357), (1487, 14784), (1848, 11896), (2112, 10409), (2464, 8922), (2974, 7392), (3696, 5948), (4461, 4928)]