20211005763

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1106

約数の個数: 128

約数和(自身を含む): 35080335360

約数和(自身を除く): 14869329597

約数列:

[1, 3, 9, 13, 23, 27, 37, 39, 69, 71, 111, 117, 207, 213, 299, 333, 351, 481, 621, 639, 851, 897, 923, 953, 999, 1443, 1633, 1917, 2553, 2627, 2691, 2769, 2859, 4329, 4899, 7659, 7881, 8073, 8307, 8577, 11063, 12389, 12987, 14697, 21229, 21919, 22977, 23643, 24921, 25731, 33189, 34151, 35261, 37167, 44091, 60421, 63687, 65757, 67663, 70929, 99567, 102453, 105783, 111501, 181263, 191061, 197271, 202989, 284947, 298701, 307359, 317349, 334503, 458393, 543789, 573183, 591813, 608967, 785473, 811003, 854841, 879619, 922077, 952047, 1375179, 1556249, 1631367, 1826901, 2356419, 2433009, 2503531, 2564523, 2638857, 4125537, 4668747, 7069257, 7299027, 7510593, 7693569, 7916571, 10543039, 12376611, 14006241, 20231237, 21207771, 21897081, 22531779, 23749713, 31629117, 32545903, 42018723, 57581213, 60693711, 67595337, 94887351, 97637709, 172743639, 182081133, 284662053, 292913127, 518230917, 546243399, 748555769, 878739381, 1554692751, 2245667307, 6737001921, 20211005763]

約数ペア:

[(1, 20211005763), (3, 6737001921), (9, 2245667307), (13, 1554692751), (23, 878739381), (27, 748555769), (37, 546243399), (39, 518230917), (69, 292913127), (71, 284662053), (111, 182081133), (117, 172743639), (207, 97637709), (213, 94887351), (299, 67595337), (333, 60693711), (351, 57581213), (481, 42018723), (621, 32545903), (639, 31629117), (851, 23749713), (897, 22531779), (923, 21897081), (953, 21207771), (999, 20231237), (1443, 14006241), (1633, 12376611), (1917, 10543039), (2553, 7916571), (2627, 7693569), (2691, 7510593), (2769, 7299027), (2859, 7069257), (4329, 4668747), (4899, 4125537), (7659, 2638857), (7881, 2564523), (8073, 2503531), (8307, 2433009), (8577, 2356419), (11063, 1826901), (12389, 1631367), (12987, 1556249), (14697, 1375179), (21229, 952047), (21919, 922077), (22977, 879619), (23643, 854841), (24921, 811003), (25731, 785473), (33189, 608967), (34151, 591813), (35261, 573183), (37167, 543789), (44091, 458393), (60421, 334503), (63687, 317349), (65757, 307359), (67663, 298701), (70929, 284947), (99567, 202989), (102453, 197271), (105783, 191061), (111501, 181263)]