21696864

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 66044160

約数和(自身を除く): 44347296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 83, 84, 96, 112, 166, 168, 224, 249, 332, 336, 389, 498, 581, 664, 672, 778, 996, 1162, 1167, 1328, 1556, 1743, 1992, 2324, 2334, 2656, 2723, 3112, 3486, 3984, 4648, 4668, 5446, 6224, 6972, 7968, 8169, 9296, 9336, 10892, 12448, 13944, 16338, 18592, 18672, 21784, 27888, 32287, 32676, 37344, 43568, 55776, 64574, 65352, 87136, 96861, 129148, 130704, 193722, 226009, 258296, 261408, 387444, 452018, 516592, 678027, 774888, 904036, 1033184, 1356054, 1549776, 1808072, 2712108, 3099552, 3616144, 5424216, 7232288, 10848432, 21696864]

約数ペア:

[(1, 21696864), (2, 10848432), (3, 7232288), (4, 5424216), (6, 3616144), (7, 3099552), (8, 2712108), (12, 1808072), (14, 1549776), (16, 1356054), (21, 1033184), (24, 904036), (28, 774888), (32, 678027), (42, 516592), (48, 452018), (56, 387444), (83, 261408), (84, 258296), (96, 226009), (112, 193722), (166, 130704), (168, 129148), (224, 96861), (249, 87136), (332, 65352), (336, 64574), (389, 55776), (498, 43568), (581, 37344), (664, 32676), (672, 32287), (778, 27888), (996, 21784), (1162, 18672), (1167, 18592), (1328, 16338), (1556, 13944), (1743, 12448), (1992, 10892), (2324, 9336), (2334, 9296), (2656, 8169), (2723, 7968), (3112, 6972), (3486, 6224), (3984, 5446), (4648, 4668)]