21031673

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 23237760

約数和(自身を除く): 2206087

約数列:

[1, 13, 103, 113, 139, 1339, 1469, 1807, 11639, 14317, 15707, 151307, 186121, 204191, 1617821, 21031673]

約数ペア:

[(1, 21031673), (13, 1617821), (103, 204191), (113, 186121), (139, 151307), (1339, 15707), (1469, 14317), (1807, 11639)]