21473735808

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7988741}}^1$

素因数の和:7988765

約数の個数: 64

約数和(自身を含む): 65188134720

約数和(自身を除く): 43714398912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7988741, 15977482, 23966223, 31954964, 47932446, 55921187, 63909928, 95864892, 111842374, 127819856, 167763561, 191729784, 223684748, 255639712, 335527122, 383459568, 447369496, 511279424, 671054244, 766919136, 894738992, 1022558848, 1342108488, 1533838272, 1789477984, 2684216976, 3067676544, 3578955968, 5368433952, 7157911936, 10736867904, 21473735808]

約数ペア:

[(1, 21473735808), (2, 10736867904), (3, 7157911936), (4, 5368433952), (6, 3578955968), (7, 3067676544), (8, 2684216976), (12, 1789477984), (14, 1533838272), (16, 1342108488), (21, 1022558848), (24, 894738992), (28, 766919136), (32, 671054244), (42, 511279424), (48, 447369496), (56, 383459568), (64, 335527122), (84, 255639712), (96, 223684748), (112, 191729784), (128, 167763561), (168, 127819856), (192, 111842374), (224, 95864892), (336, 63909928), (384, 55921187), (448, 47932446), (672, 31954964), (896, 23966223), (1344, 15977482), (2688, 7988741)]