21373968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5783}}^1$

素因数の和:5812

約数の個数: 80

約数和(自身を含む): 68852736

約数和(自身を除く): 47478768

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5783, 11566, 17349, 23132, 34698, 40481, 46264, 63613, 69396, 80962, 92528, 121443, 127226, 138792, 161924, 190839, 242886, 254452, 277584, 323848, 381678, 445291, 485772, 508904, 647696, 763356, 890582, 971544, 1017808, 1335873, 1526712, 1781164, 1943088, 2671746, 3053424, 3562328, 5343492, 7124656, 10686984, 21373968]

約数ペア:

[(1, 21373968), (2, 10686984), (3, 7124656), (4, 5343492), (6, 3562328), (7, 3053424), (8, 2671746), (11, 1943088), (12, 1781164), (14, 1526712), (16, 1335873), (21, 1017808), (22, 971544), (24, 890582), (28, 763356), (33, 647696), (42, 508904), (44, 485772), (48, 445291), (56, 381678), (66, 323848), (77, 277584), (84, 254452), (88, 242886), (112, 190839), (132, 161924), (154, 138792), (168, 127226), (176, 121443), (231, 92528), (264, 80962), (308, 69396), (336, 63613), (462, 46264), (528, 40481), (616, 34698), (924, 23132), (1232, 17349), (1848, 11566), (3696, 5783)]