21287613534

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1\times {\mathrm{3761}}^1$

素因数の和:4417

約数の個数: 64

約数和(自身を含む): 46805299200

約数和(自身を除く): 25517685666

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 191, 382, 449, 573, 898, 1146, 1347, 2101, 2694, 3761, 4202, 4939, 6303, 7522, 9878, 11283, 12606, 14817, 22566, 29634, 41371, 82742, 85759, 124113, 171518, 248226, 257277, 514554, 718351, 943349, 1436702, 1688689, 1886698, 2155053, 2830047, 3377378, 4310106, 5066067, 5660094, 7901861, 10132134, 15803722, 18575579, 23705583, 37151158, 47411166, 55726737, 111453474, 322539599, 645079198, 967618797, 1935237594, 3547935589, 7095871178, 10643806767, 21287613534]

約数ペア:

[(1, 21287613534), (2, 10643806767), (3, 7095871178), (6, 3547935589), (11, 1935237594), (22, 967618797), (33, 645079198), (66, 322539599), (191, 111453474), (382, 55726737), (449, 47411166), (573, 37151158), (898, 23705583), (1146, 18575579), (1347, 15803722), (2101, 10132134), (2694, 7901861), (3761, 5660094), (4202, 5066067), (4939, 4310106), (6303, 3377378), (7522, 2830047), (9878, 2155053), (11283, 1886698), (12606, 1688689), (14817, 1436702), (22566, 943349), (29634, 718351), (41371, 514554), (82742, 257277), (85759, 248226), (124113, 171518)]