21190301

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 3615139

約数列:

[1, 11, 19, 53, 209, 583, 1007, 1913, 11077, 21043, 36347, 101389, 399817, 1115279, 1926391, 21190301]

約数ペア:

[(1, 21190301), (11, 1926391), (19, 1115279), (53, 399817), (209, 101389), (583, 36347), (1007, 21043), (1913, 11077)]