21201312

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1222

約数の個数: 96

約数和(自身を含む): 64338624

約数和(自身を除く): 43137312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 132, 136, 176, 187, 204, 264, 272, 352, 374, 408, 528, 544, 561, 748, 816, 1056, 1122, 1181, 1496, 1632, 2244, 2362, 2992, 3543, 4488, 4724, 5984, 7086, 8976, 9448, 12991, 14172, 17952, 18896, 20077, 25982, 28344, 37792, 38973, 40154, 51964, 56688, 60231, 77946, 80308, 103928, 113376, 120462, 155892, 160616, 207856, 220847, 240924, 311784, 321232, 415712, 441694, 481848, 623568, 642464, 662541, 883388, 963696, 1247136, 1325082, 1766776, 1927392, 2650164, 3533552, 5300328, 7067104, 10600656, 21201312]

約数ペア:

[(1, 21201312), (2, 10600656), (3, 7067104), (4, 5300328), (6, 3533552), (8, 2650164), (11, 1927392), (12, 1766776), (16, 1325082), (17, 1247136), (22, 963696), (24, 883388), (32, 662541), (33, 642464), (34, 623568), (44, 481848), (48, 441694), (51, 415712), (66, 321232), (68, 311784), (88, 240924), (96, 220847), (102, 207856), (132, 160616), (136, 155892), (176, 120462), (187, 113376), (204, 103928), (264, 80308), (272, 77946), (352, 60231), (374, 56688), (408, 51964), (528, 40154), (544, 38973), (561, 37792), (748, 28344), (816, 25982), (1056, 20077), (1122, 18896), (1181, 17952), (1496, 14172), (1632, 12991), (2244, 9448), (2362, 8976), (2992, 7086), (3543, 5984), (4488, 4724)]