21486976

素因数分解:

$2^7\times 7^1\times {\mathrm{23981}}^1$

素因数の和:24002

約数の個数: 32

約数和(自身を含む): 48923280

約数和(自身を除く): 27436304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23981, 47962, 95924, 167867, 191848, 335734, 383696, 671468, 767392, 1342936, 1534784, 2685872, 3069568, 5371744, 10743488, 21486976]

約数ペア:

[(1, 21486976), (2, 10743488), (4, 5371744), (7, 3069568), (8, 2685872), (14, 1534784), (16, 1342936), (28, 767392), (32, 671468), (56, 383696), (64, 335734), (112, 191848), (128, 167867), (224, 95924), (448, 47962), (896, 23981)]