21474045

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2179}}^1$

素因数の和:2266

約数の個数: 32

約数和(自身を含む): 38716800

約数和(自身を除く): 17242755

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 2179, 3285, 6537, 9855, 10895, 19611, 32685, 58833, 98055, 159067, 294165, 477201, 795335, 1431603, 2386005, 4294809, 7158015, 21474045]

約数ペア:

[(1, 21474045), (3, 7158015), (5, 4294809), (9, 2386005), (15, 1431603), (27, 795335), (45, 477201), (73, 294165), (135, 159067), (219, 98055), (365, 58833), (657, 32685), (1095, 19611), (1971, 10895), (2179, 9855), (3285, 6537)]