21977088

素因数分解:

$2^{11}\times 3^1\times 7^2\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 69090840

約数和(自身を除く): 47113752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 73, 84, 96, 98, 112, 128, 146, 147, 168, 192, 196, 219, 224, 256, 292, 294, 336, 384, 392, 438, 448, 511, 512, 584, 588, 672, 768, 784, 876, 896, 1022, 1024, 1168, 1176, 1344, 1533, 1536, 1568, 1752, 1792, 2044, 2048, 2336, 2352, 2688, 3066, 3072, 3136, 3504, 3577, 3584, 4088, 4672, 4704, 5376, 6132, 6144, 6272, 7008, 7154, 7168, 8176, 9344, 9408, 10731, 10752, 12264, 12544, 14016, 14308, 14336, 16352, 18688, 18816, 21462, 21504, 24528, 25088, 28032, 28616, 32704, 37376, 37632, 42924, 43008, 49056, 50176, 56064, 57232, 65408, 74752, 75264, 85848, 98112, 100352, 112128, 114464, 130816, 149504, 150528, 171696, 196224, 224256, 228928, 261632, 301056, 343392, 392448, 448512, 457856, 523264, 686784, 784896, 915712, 1046528, 1373568, 1569792, 1831424, 2747136, 3139584, 3662848, 5494272, 7325696, 10988544, 21977088]

約数ペア:

[(1, 21977088), (2, 10988544), (3, 7325696), (4, 5494272), (6, 3662848), (7, 3139584), (8, 2747136), (12, 1831424), (14, 1569792), (16, 1373568), (21, 1046528), (24, 915712), (28, 784896), (32, 686784), (42, 523264), (48, 457856), (49, 448512), (56, 392448), (64, 343392), (73, 301056), (84, 261632), (96, 228928), (98, 224256), (112, 196224), (128, 171696), (146, 150528), (147, 149504), (168, 130816), (192, 114464), (196, 112128), (219, 100352), (224, 98112), (256, 85848), (292, 75264), (294, 74752), (336, 65408), (384, 57232), (392, 56064), (438, 50176), (448, 49056), (511, 43008), (512, 42924), (584, 37632), (588, 37376), (672, 32704), (768, 28616), (784, 28032), (876, 25088), (896, 24528), (1022, 21504), (1024, 21462), (1168, 18816), (1176, 18688), (1344, 16352), (1533, 14336), (1536, 14308), (1568, 14016), (1752, 12544), (1792, 12264), (2044, 10752), (2048, 10731), (2336, 9408), (2352, 9344), (2688, 8176), (3066, 7168), (3072, 7154), (3136, 7008), (3504, 6272), (3577, 6144), (3584, 6132), (4088, 5376), (4672, 4704)]