21262434

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{66863}}^1$

素因数の和:66921

約数の個数: 16

約数和(自身を含む): 43327872

約数和(自身を除く): 22065438

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 66863, 133726, 200589, 401178, 3543739, 7087478, 10631217, 21262434]

約数ペア:

[(1, 21262434), (2, 10631217), (3, 7087478), (6, 3543739), (53, 401178), (106, 200589), (159, 133726), (318, 66863)]