21252900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70843}}^1$

素因数の和:70860

約数の個数: 36

約数和(自身を含む): 61492592

約数和(自身を除く): 40239692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70843, 141686, 212529, 283372, 354215, 425058, 708430, 850116, 1062645, 1416860, 1771075, 2125290, 3542150, 4250580, 5313225, 7084300, 10626450, 21252900]

約数ペア:

[(1, 21252900), (2, 10626450), (3, 7084300), (4, 5313225), (5, 4250580), (6, 3542150), (10, 2125290), (12, 1771075), (15, 1416860), (20, 1062645), (25, 850116), (30, 708430), (50, 425058), (60, 354215), (75, 283372), (100, 212529), (150, 141686), (300, 70843)]