21626176

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 112

約数和(自身を含む): 53766720

約数和(自身を除く): 32140544

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 136, 139, 143, 176, 187, 208, 221, 272, 278, 286, 352, 374, 416, 442, 544, 556, 572, 704, 748, 832, 884, 1088, 1112, 1144, 1496, 1529, 1768, 1807, 2224, 2288, 2363, 2431, 2992, 3058, 3536, 3614, 4448, 4576, 4726, 4862, 5984, 6116, 7072, 7228, 8896, 9152, 9452, 9724, 11968, 12232, 14144, 14456, 18904, 19448, 19877, 24464, 25993, 28912, 30719, 37808, 38896, 39754, 48928, 51986, 57824, 61438, 75616, 77792, 79508, 97856, 103972, 115648, 122876, 151232, 155584, 159016, 207944, 245752, 318032, 337909, 415888, 491504, 636064, 675818, 831776, 983008, 1272128, 1351636, 1663552, 1966016, 2703272, 5406544, 10813088, 21626176]

約数ペア:

[(1, 21626176), (2, 10813088), (4, 5406544), (8, 2703272), (11, 1966016), (13, 1663552), (16, 1351636), (17, 1272128), (22, 983008), (26, 831776), (32, 675818), (34, 636064), (44, 491504), (52, 415888), (64, 337909), (68, 318032), (88, 245752), (104, 207944), (136, 159016), (139, 155584), (143, 151232), (176, 122876), (187, 115648), (208, 103972), (221, 97856), (272, 79508), (278, 77792), (286, 75616), (352, 61438), (374, 57824), (416, 51986), (442, 48928), (544, 39754), (556, 38896), (572, 37808), (704, 30719), (748, 28912), (832, 25993), (884, 24464), (1088, 19877), (1112, 19448), (1144, 18904), (1496, 14456), (1529, 14144), (1768, 12232), (1807, 11968), (2224, 9724), (2288, 9452), (2363, 9152), (2431, 8896), (2992, 7228), (3058, 7072), (3536, 6116), (3614, 5984), (4448, 4862), (4576, 4726)]