21000391756

素因数分解:

$2^2\times {\mathrm{293}}^1\times {\mathrm{3221}}^1\times {\mathrm{5563}}^1$

素因数の和:9081

約数の個数: 24

約数和(自身を含む): 36894194064

約数和(自身を除く): 15893802308

約数列:

[1, 2, 4, 293, 586, 1172, 3221, 5563, 6442, 11126, 12884, 22252, 943753, 1629959, 1887506, 3259918, 3775012, 6519836, 17918423, 35836846, 71673692, 5250097939, 10500195878, 21000391756]

約数ペア:

[(1, 21000391756), (2, 10500195878), (4, 5250097939), (293, 71673692), (586, 35836846), (1172, 17918423), (3221, 6519836), (5563, 3775012), (6442, 3259918), (11126, 1887506), (12884, 1629959), (22252, 943753)]