21857542

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{50363}}^1$

素因数の和:50403

約数の個数: 16

約数和(自身を含む): 38679552

約数和(自身を除く): 16822010

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 50363, 100726, 352541, 705082, 1561253, 3122506, 10928771, 21857542]

約数ペア:

[(1, 21857542), (2, 10928771), (7, 3122506), (14, 1561253), (31, 705082), (62, 352541), (217, 100726), (434, 50363)]