21846816

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2494

約数の個数: 72

約数和(自身を含む): 64157184

約数和(自身を除く): 42310368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2447, 2976, 4464, 4894, 7341, 8928, 9788, 14682, 19576, 22023, 29364, 39152, 44046, 58728, 75857, 78304, 88092, 117456, 151714, 176184, 227571, 234912, 303428, 352368, 455142, 606856, 682713, 704736, 910284, 1213712, 1365426, 1820568, 2427424, 2730852, 3641136, 5461704, 7282272, 10923408, 21846816]

約数ペア:

[(1, 21846816), (2, 10923408), (3, 7282272), (4, 5461704), (6, 3641136), (8, 2730852), (9, 2427424), (12, 1820568), (16, 1365426), (18, 1213712), (24, 910284), (31, 704736), (32, 682713), (36, 606856), (48, 455142), (62, 352368), (72, 303428), (93, 234912), (96, 227571), (124, 176184), (144, 151714), (186, 117456), (248, 88092), (279, 78304), (288, 75857), (372, 58728), (496, 44046), (558, 39152), (744, 29364), (992, 22023), (1116, 19576), (1488, 14682), (2232, 9788), (2447, 8928), (2976, 7341), (4464, 4894)]