21414176

素因数分解:

$2^5\times 7^3\times {\mathrm{1951}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 49190400

約数和(自身を除く): 27776224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 1951, 2744, 3902, 5488, 7804, 10976, 13657, 15608, 27314, 31216, 54628, 62432, 95599, 109256, 191198, 218512, 382396, 437024, 669193, 764792, 1338386, 1529584, 2676772, 3059168, 5353544, 10707088, 21414176]

約数ペア:

[(1, 21414176), (2, 10707088), (4, 5353544), (7, 3059168), (8, 2676772), (14, 1529584), (16, 1338386), (28, 764792), (32, 669193), (49, 437024), (56, 382396), (98, 218512), (112, 191198), (196, 109256), (224, 95599), (343, 62432), (392, 54628), (686, 31216), (784, 27314), (1372, 15608), (1568, 13657), (1951, 10976), (2744, 7804), (3902, 5488)]