21821582

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3229}}^1$

素因数の和:3371

約数の個数: 16

約数和(自身を含む): 34108800

約数和(自身を除く): 12287218

約数列:

[1, 2, 31, 62, 109, 218, 3229, 3379, 6458, 6758, 100099, 200198, 351961, 703922, 10910791, 21821582]

約数ペア:

[(1, 21821582), (2, 10910791), (31, 703922), (62, 351961), (109, 200198), (218, 100099), (3229, 6758), (3379, 6458)]