21000971714

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1164521}}^1$

素因数の和:1164721

約数の個数: 16

約数和(自身を含む): 32196704256

約数和(自身を除く): 11195732542

約数列:

[1, 2, 71, 127, 142, 254, 9017, 18034, 1164521, 2329042, 82680991, 147894167, 165361982, 295788334, 10500485857, 21000971714]

約数ペア:

[(1, 21000971714), (2, 10500485857), (71, 295788334), (127, 165361982), (142, 147894167), (254, 82680991), (9017, 2329042), (18034, 1164521)]