21031888570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{62219}}^1$

素因数の和:62683

約数の個数: 64

約数和(自身を含む): 47307110400

約数和(自身を除く): 26275221830

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 439, 770, 878, 2195, 3073, 4390, 4829, 6146, 9658, 15365, 24145, 30730, 33803, 48290, 62219, 67606, 124438, 169015, 311095, 338030, 435533, 622190, 684409, 871066, 1368818, 2177665, 3422045, 4355330, 4790863, 6844090, 9581726, 23954315, 27314141, 47908630, 54628282, 136570705, 191198987, 273141410, 300455551, 382397974, 600911102, 955994935, 1502277755, 1911989870, 2103188857, 3004555510, 4206377714, 10515944285, 21031888570]

約数ペア:

[(1, 21031888570), (2, 10515944285), (5, 4206377714), (7, 3004555510), (10, 2103188857), (11, 1911989870), (14, 1502277755), (22, 955994935), (35, 600911102), (55, 382397974), (70, 300455551), (77, 273141410), (110, 191198987), (154, 136570705), (385, 54628282), (439, 47908630), (770, 27314141), (878, 23954315), (2195, 9581726), (3073, 6844090), (4390, 4790863), (4829, 4355330), (6146, 3422045), (9658, 2177665), (15365, 1368818), (24145, 871066), (30730, 684409), (33803, 622190), (48290, 435533), (62219, 338030), (67606, 311095), (124438, 169015)]