21885375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{3433}}^1$

素因数の和:3468

約数の個数: 32

約数和(自身を含む): 38570688

約数和(自身を除く): 16685313

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 3433, 6375, 10299, 17165, 51495, 58361, 85825, 175083, 257475, 291805, 429125, 875415, 1287375, 1459025, 4377075, 7295125, 21885375]

約数ペア:

[(1, 21885375), (3, 7295125), (5, 4377075), (15, 1459025), (17, 1287375), (25, 875415), (51, 429125), (75, 291805), (85, 257475), (125, 175083), (255, 85825), (375, 58361), (425, 51495), (1275, 17165), (2125, 10299), (3433, 6375)]