21125700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23473}}^1$

素因数の和:23493

約数の個数: 54

約数和(自身を含む): 66220154

約数和(自身を除く): 45094454

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 23473, 46946, 70419, 93892, 117365, 140838, 211257, 234730, 281676, 352095, 422514, 469460, 586825, 704190, 845028, 1056285, 1173650, 1408380, 1760475, 2112570, 2347300, 3520950, 4225140, 5281425, 7041900, 10562850, 21125700]

約数ペア:

[(1, 21125700), (2, 10562850), (3, 7041900), (4, 5281425), (5, 4225140), (6, 3520950), (9, 2347300), (10, 2112570), (12, 1760475), (15, 1408380), (18, 1173650), (20, 1056285), (25, 845028), (30, 704190), (36, 586825), (45, 469460), (50, 422514), (60, 352095), (75, 281676), (90, 234730), (100, 211257), (150, 140838), (180, 117365), (225, 93892), (300, 70419), (450, 46946), (900, 23473)]