21568032

素因数分解:

$2^5\times 3^4\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 120

約数和(自身を含む): 65039436

約数和(自身を除く): 43471404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 144, 157, 159, 162, 212, 216, 288, 314, 318, 324, 424, 432, 471, 477, 628, 636, 648, 848, 864, 942, 954, 1256, 1272, 1296, 1413, 1431, 1696, 1884, 1908, 2512, 2544, 2592, 2826, 2862, 3768, 3816, 4239, 4293, 5024, 5088, 5652, 5724, 7536, 7632, 8321, 8478, 8586, 11304, 11448, 12717, 15072, 15264, 16642, 16956, 17172, 22608, 22896, 24963, 25434, 33284, 33912, 34344, 45216, 45792, 49926, 50868, 66568, 67824, 68688, 74889, 99852, 101736, 133136, 135648, 137376, 149778, 199704, 203472, 224667, 266272, 299556, 399408, 406944, 449334, 599112, 674001, 798816, 898668, 1198224, 1348002, 1797336, 2396448, 2696004, 3594672, 5392008, 7189344, 10784016, 21568032]

約数ペア:

[(1, 21568032), (2, 10784016), (3, 7189344), (4, 5392008), (6, 3594672), (8, 2696004), (9, 2396448), (12, 1797336), (16, 1348002), (18, 1198224), (24, 898668), (27, 798816), (32, 674001), (36, 599112), (48, 449334), (53, 406944), (54, 399408), (72, 299556), (81, 266272), (96, 224667), (106, 203472), (108, 199704), (144, 149778), (157, 137376), (159, 135648), (162, 133136), (212, 101736), (216, 99852), (288, 74889), (314, 68688), (318, 67824), (324, 66568), (424, 50868), (432, 49926), (471, 45792), (477, 45216), (628, 34344), (636, 33912), (648, 33284), (848, 25434), (864, 24963), (942, 22896), (954, 22608), (1256, 17172), (1272, 16956), (1296, 16642), (1413, 15264), (1431, 15072), (1696, 12717), (1884, 11448), (1908, 11304), (2512, 8586), (2544, 8478), (2592, 8321), (2826, 7632), (2862, 7536), (3768, 5724), (3816, 5652), (4239, 5088), (4293, 5024)]