21699072

素因数分解:

$2^9\times 3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:318

約数の個数: 120

約数和(自身を含む): 66548196

約数和(自身を除く): 44849124

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 256, 272, 277, 288, 306, 384, 408, 512, 544, 554, 576, 612, 768, 816, 831, 1088, 1108, 1152, 1224, 1536, 1632, 1662, 2176, 2216, 2304, 2448, 2493, 3264, 3324, 4352, 4432, 4608, 4709, 4896, 4986, 6528, 6648, 8704, 8864, 9418, 9792, 9972, 13056, 13296, 14127, 17728, 18836, 19584, 19944, 26112, 26592, 28254, 35456, 37672, 39168, 39888, 42381, 53184, 56508, 70912, 75344, 78336, 79776, 84762, 106368, 113016, 141824, 150688, 159552, 169524, 212736, 226032, 301376, 319104, 339048, 425472, 452064, 602752, 638208, 678096, 904128, 1205504, 1276416, 1356192, 1808256, 2411008, 2712384, 3616512, 5424768, 7233024, 10849536, 21699072]

約数ペア:

[(1, 21699072), (2, 10849536), (3, 7233024), (4, 5424768), (6, 3616512), (8, 2712384), (9, 2411008), (12, 1808256), (16, 1356192), (17, 1276416), (18, 1205504), (24, 904128), (32, 678096), (34, 638208), (36, 602752), (48, 452064), (51, 425472), (64, 339048), (68, 319104), (72, 301376), (96, 226032), (102, 212736), (128, 169524), (136, 159552), (144, 150688), (153, 141824), (192, 113016), (204, 106368), (256, 84762), (272, 79776), (277, 78336), (288, 75344), (306, 70912), (384, 56508), (408, 53184), (512, 42381), (544, 39888), (554, 39168), (576, 37672), (612, 35456), (768, 28254), (816, 26592), (831, 26112), (1088, 19944), (1108, 19584), (1152, 18836), (1224, 17728), (1536, 14127), (1632, 13296), (1662, 13056), (2176, 9972), (2216, 9792), (2304, 9418), (2448, 8864), (2493, 8704), (3264, 6648), (3324, 6528), (4352, 4986), (4432, 4896), (4608, 4709)]