21494549128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{14657}}^1$

素因数の和:14974

約数の個数: 64

約数和(自身を含む): 44325792000

約数和(自身を除く): 22831242872

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 239, 472, 478, 767, 956, 1534, 1912, 3068, 3107, 6136, 6214, 12428, 14101, 14657, 24856, 28202, 29314, 56404, 58628, 112808, 117256, 183313, 190541, 366626, 381082, 733252, 762164, 864763, 1466504, 1524328, 1729526, 3459052, 3503023, 6918104, 7006046, 11241919, 14012092, 22483838, 28024184, 44967676, 45539299, 89935352, 91078598, 182157196, 206678357, 364314392, 413356714, 826713428, 1653426856, 2686818641, 5373637282, 10747274564, 21494549128]

約数ペア:

[(1, 21494549128), (2, 10747274564), (4, 5373637282), (8, 2686818641), (13, 1653426856), (26, 826713428), (52, 413356714), (59, 364314392), (104, 206678357), (118, 182157196), (236, 91078598), (239, 89935352), (472, 45539299), (478, 44967676), (767, 28024184), (956, 22483838), (1534, 14012092), (1912, 11241919), (3068, 7006046), (3107, 6918104), (6136, 3503023), (6214, 3459052), (12428, 1729526), (14101, 1524328), (14657, 1466504), (24856, 864763), (28202, 762164), (29314, 733252), (56404, 381082), (58628, 366626), (112808, 190541), (117256, 183313)]