21471300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23857}}^1$

素因数の和:23877

約数の個数: 54

約数和(自身を含む): 67303418

約数和(自身を除く): 45832118

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, 23857, 47714, 71571, 95428, 119285, 143142, 214713, 238570, 286284, 357855, 429426, 477140, 596425, 715710, 858852, 1073565, 1192850, 1431420, 1789275, 2147130, 2385700, 3578550, 4294260, 5367825, 7157100, 10735650, 21471300]

約数ペア:

[(1, 21471300), (2, 10735650), (3, 7157100), (4, 5367825), (5, 4294260), (6, 3578550), (9, 2385700), (10, 2147130), (12, 1789275), (15, 1431420), (18, 1192850), (20, 1073565), (25, 858852), (30, 715710), (36, 596425), (45, 477140), (50, 429426), (60, 357855), (75, 286284), (90, 238570), (100, 214713), (150, 143142), (180, 119285), (225, 95428), (300, 71571), (450, 47714), (900, 23857)]