21953996784

素因数分解:

$2^4\times 3^3\times {\mathrm{257}}^1\times {\mathrm{197741}}^1$

素因数の和:198015

約数の個数: 80

約数和(自身を含む): 63261620640

約数和(自身を除く): 41307623856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 257, 432, 514, 771, 1028, 1542, 2056, 2313, 3084, 4112, 4626, 6168, 6939, 9252, 12336, 13878, 18504, 27756, 37008, 55512, 111024, 197741, 395482, 593223, 790964, 1186446, 1581928, 1779669, 2372892, 3163856, 3559338, 4745784, 5339007, 7118676, 9491568, 10678014, 14237352, 21356028, 28474704, 42712056, 50819437, 85424112, 101638874, 152458311, 203277748, 304916622, 406555496, 457374933, 609833244, 813110992, 914749866, 1219666488, 1372124799, 1829499732, 2439332976, 2744249598, 3658999464, 5488499196, 7317998928, 10976998392, 21953996784]

約数ペア:

[(1, 21953996784), (2, 10976998392), (3, 7317998928), (4, 5488499196), (6, 3658999464), (8, 2744249598), (9, 2439332976), (12, 1829499732), (16, 1372124799), (18, 1219666488), (24, 914749866), (27, 813110992), (36, 609833244), (48, 457374933), (54, 406555496), (72, 304916622), (108, 203277748), (144, 152458311), (216, 101638874), (257, 85424112), (432, 50819437), (514, 42712056), (771, 28474704), (1028, 21356028), (1542, 14237352), (2056, 10678014), (2313, 9491568), (3084, 7118676), (4112, 5339007), (4626, 4745784), (6168, 3559338), (6939, 3163856), (9252, 2372892), (12336, 1779669), (13878, 1581928), (18504, 1186446), (27756, 790964), (37008, 593223), (55512, 395482), (111024, 197741)]