15679902021

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1\times {\mathrm{21563}}^1$

素因数の和:22721

約数の個数: 32

約数和(自身を含む): 24687157248

約数和(自身を除く): 9007255227

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1117, 3351, 7819, 21563, 23457, 34627, 64689, 103881, 150941, 242389, 452823, 668453, 727167, 2005359, 4679171, 14037513, 24085871, 72257613, 168601097, 505803291, 746662001, 2239986003, 5226634007, 15679902021]

約数ペア:

[(1, 15679902021), (3, 5226634007), (7, 2239986003), (21, 746662001), (31, 505803291), (93, 168601097), (217, 72257613), (651, 24085871), (1117, 14037513), (3351, 4679171), (7819, 2005359), (21563, 727167), (23457, 668453), (34627, 452823), (64689, 242389), (103881, 150941)]