21966848

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 52

約数和(自身を含む): 45607488

約数和(自身を除く): 23640640

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 173, 248, 256, 346, 496, 512, 692, 992, 1024, 1384, 1984, 2048, 2768, 3968, 4096, 5363, 5536, 7936, 10726, 11072, 15872, 21452, 22144, 31744, 42904, 44288, 63488, 85808, 88576, 126976, 171616, 177152, 343232, 354304, 686464, 708608, 1372928, 2745856, 5491712, 10983424, 21966848]

約数ペア:

[(1, 21966848), (2, 10983424), (4, 5491712), (8, 2745856), (16, 1372928), (31, 708608), (32, 686464), (62, 354304), (64, 343232), (124, 177152), (128, 171616), (173, 126976), (248, 88576), (256, 85808), (346, 63488), (496, 44288), (512, 42904), (692, 31744), (992, 22144), (1024, 21452), (1384, 15872), (1984, 11072), (2048, 10726), (2768, 7936), (3968, 5536), (4096, 5363)]