6686421

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10271}}^1$

素因数の和:10312

約数の個数: 16

約数和(自身を含む): 10518528

約数和(自身を除く): 3832107

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 10271, 30813, 71897, 215691, 318401, 955203, 2228807, 6686421]

約数ペア:

[(1, 6686421), (3, 2228807), (7, 955203), (21, 318401), (31, 215691), (93, 71897), (217, 30813), (651, 10271)]