21708336

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1874

約数の個数: 80

約数和(自身を含む): 63607040

約数和(自身を除く): 41898704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1831, 1976, 2964, 3662, 3952, 5493, 5928, 7324, 10986, 11856, 14648, 21972, 23803, 29296, 34789, 43944, 47606, 69578, 71409, 87888, 95212, 104367, 139156, 142818, 190424, 208734, 278312, 285636, 380848, 417468, 452257, 556624, 571272, 834936, 904514, 1142544, 1356771, 1669872, 1809028, 2713542, 3618056, 5427084, 7236112, 10854168, 21708336]

約数ペア:

[(1, 21708336), (2, 10854168), (3, 7236112), (4, 5427084), (6, 3618056), (8, 2713542), (12, 1809028), (13, 1669872), (16, 1356771), (19, 1142544), (24, 904514), (26, 834936), (38, 571272), (39, 556624), (48, 452257), (52, 417468), (57, 380848), (76, 285636), (78, 278312), (104, 208734), (114, 190424), (152, 142818), (156, 139156), (208, 104367), (228, 95212), (247, 87888), (304, 71409), (312, 69578), (456, 47606), (494, 43944), (624, 34789), (741, 29296), (912, 23803), (988, 21972), (1482, 14648), (1831, 11856), (1976, 10986), (2964, 7324), (3662, 5928), (3952, 5493)]