21088859

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 23864544

約数和(自身を除く): 2775685

約数列:

[1, 11, 53, 61, 583, 593, 671, 3233, 6523, 31429, 35563, 36173, 345719, 397903, 1917169, 21088859]

約数ペア:

[(1, 21088859), (11, 1917169), (53, 397903), (61, 345719), (583, 36173), (593, 35563), (671, 31429), (3233, 6523)]