21939480577

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 28102464000

約数和(自身を除く): 6162983423

約数列:

[1, 7, 17, 29, 59, 119, 203, 277, 389, 413, 493, 1003, 1711, 1939, 2723, 3451, 4709, 6613, 7021, 8033, 11281, 11977, 16343, 22951, 29087, 32963, 46291, 56231, 78967, 107753, 114401, 136561, 160657, 191777, 203609, 277831, 390167, 473947, 665579, 754271, 955927, 1342439, 1831801, 1944817, 2731169, 3124837, 3317629, 4659053, 6357427, 8057099, 11314843, 12822607, 21873859, 44501989, 53122229, 56399693, 79203901, 108076259, 184365383, 371855603, 756533813, 1290557681, 3134211511, 21939480577]

約数ペア:

[(1, 21939480577), (7, 3134211511), (17, 1290557681), (29, 756533813), (59, 371855603), (119, 184365383), (203, 108076259), (277, 79203901), (389, 56399693), (413, 53122229), (493, 44501989), (1003, 21873859), (1711, 12822607), (1939, 11314843), (2723, 8057099), (3451, 6357427), (4709, 4659053), (6613, 3317629), (7021, 3124837), (8033, 2731169), (11281, 1944817), (11977, 1831801), (16343, 1342439), (22951, 955927), (29087, 754271), (32963, 665579), (46291, 473947), (56231, 390167), (78967, 277831), (107753, 203609), (114401, 191777), (136561, 160657)]