21879118

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 36034560

約数和(自身を除く): 14155442

約数列:

[1, 2, 23, 31, 46, 62, 67, 134, 229, 458, 713, 1426, 1541, 2077, 3082, 4154, 5267, 7099, 10534, 14198, 15343, 30686, 47771, 95542, 163277, 326554, 352889, 475633, 705778, 951266, 10939559, 21879118]

約数ペア:

[(1, 21879118), (2, 10939559), (23, 951266), (31, 705778), (46, 475633), (62, 352889), (67, 326554), (134, 163277), (229, 95542), (458, 47771), (713, 30686), (1426, 15343), (1541, 14198), (2077, 10534), (3082, 7099), (4154, 5267)]