21535984

素因数分解:

$2^4\times {\mathrm{1033}}^1\times {\mathrm{1303}}^1$

素因数の和:2344

約数の個数: 20

約数和(自身を含む): 41798416

約数和(自身を除く): 20262432

約数列:

[1, 2, 4, 8, 16, 1033, 1303, 2066, 2606, 4132, 5212, 8264, 10424, 16528, 20848, 1345999, 2691998, 5383996, 10767992, 21535984]

約数ペア:

[(1, 21535984), (2, 10767992), (4, 5383996), (8, 2691998), (16, 1345999), (1033, 20848), (1303, 16528), (2066, 10424), (2606, 8264), (4132, 5212)]