21698594

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3727}}^1$

素因数の和:3841

約数の個数: 16

約数和(自身を含む): 33820416

約数和(自身を除く): 12121822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3727, 5822, 7454, 152807, 264617, 305614, 529234, 10849297, 21698594]

約数ペア:

[(1, 21698594), (2, 10849297), (41, 529234), (71, 305614), (82, 264617), (142, 152807), (2911, 7454), (3727, 5822)]