21482874

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 58112640

約数和(自身を除く): 36629766

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 49, 54, 63, 69, 98, 126, 138, 147, 161, 189, 207, 294, 322, 353, 378, 414, 441, 483, 621, 706, 882, 966, 1059, 1127, 1242, 1323, 1449, 2118, 2254, 2471, 2646, 2898, 3177, 3381, 4347, 4942, 6354, 6762, 7413, 8119, 8694, 9531, 10143, 14826, 16238, 17297, 19062, 20286, 22239, 24357, 30429, 34594, 44478, 48714, 51891, 56833, 60858, 66717, 73071, 103782, 113666, 133434, 146142, 155673, 170499, 219213, 311346, 340998, 397831, 438426, 467019, 511497, 795662, 934038, 1022994, 1193493, 1534491, 2386986, 3068982, 3580479, 7160958, 10741437, 21482874]

約数ペア:

[(1, 21482874), (2, 10741437), (3, 7160958), (6, 3580479), (7, 3068982), (9, 2386986), (14, 1534491), (18, 1193493), (21, 1022994), (23, 934038), (27, 795662), (42, 511497), (46, 467019), (49, 438426), (54, 397831), (63, 340998), (69, 311346), (98, 219213), (126, 170499), (138, 155673), (147, 146142), (161, 133434), (189, 113666), (207, 103782), (294, 73071), (322, 66717), (353, 60858), (378, 56833), (414, 51891), (441, 48714), (483, 44478), (621, 34594), (706, 30429), (882, 24357), (966, 22239), (1059, 20286), (1127, 19062), (1242, 17297), (1323, 16238), (1449, 14826), (2118, 10143), (2254, 9531), (2471, 8694), (2646, 8119), (2898, 7413), (3177, 6762), (3381, 6354), (4347, 4942)]