21791354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28901}}^1$

素因数の和:28945

約数の個数: 16

約数和(自身を含む): 36416520

約数和(自身を除く): 14625166

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28901, 57802, 375713, 751426, 838129, 1676258, 10895677, 21791354]

約数ペア:

[(1, 21791354), (2, 10895677), (13, 1676258), (26, 838129), (29, 751426), (58, 375713), (377, 57802), (754, 28901)]