21671294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 36806400

約数和(自身を除く): 15135106

約数列:

[1, 2, 17, 29, 31, 34, 58, 62, 493, 527, 709, 899, 986, 1054, 1418, 1798, 12053, 15283, 20561, 21979, 24106, 30566, 41122, 43958, 349537, 373643, 637391, 699074, 747286, 1274782, 10835647, 21671294]

約数ペア:

[(1, 21671294), (2, 10835647), (17, 1274782), (29, 747286), (31, 699074), (34, 637391), (58, 373643), (62, 349537), (493, 43958), (527, 41122), (709, 30566), (899, 24106), (986, 21979), (1054, 20561), (1418, 15283), (1798, 12053)]