21069646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26141}}^1$

素因数の和:26187

約数の個数: 16

約数和(自身を含む): 35134848

約数和(自身を除く): 14065202

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 26141, 52282, 339833, 679666, 810371, 1620742, 10534823, 21069646]

約数ペア:

[(1, 21069646), (2, 10534823), (13, 1620742), (26, 810371), (31, 679666), (62, 339833), (403, 52282), (806, 26141)]