21137190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4219}}^1$

素因数の和:4396

約数の個数: 32

約数和(自身を含む): 51045120

約数和(自身を除く): 29907930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 167, 334, 501, 835, 1002, 1670, 2505, 4219, 5010, 8438, 12657, 21095, 25314, 42190, 63285, 126570, 704573, 1409146, 2113719, 3522865, 4227438, 7045730, 10568595, 21137190]

約数ペア:

[(1, 21137190), (2, 10568595), (3, 7045730), (5, 4227438), (6, 3522865), (10, 2113719), (15, 1409146), (30, 704573), (167, 126570), (334, 63285), (501, 42190), (835, 25314), (1002, 21095), (1670, 12657), (2505, 8438), (4219, 5010)]