21810152

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29959}}^1$

素因数の和:29985

約数の個数: 32

約数和(自身を含む): 50332800

約数和(自身を除く): 28522648

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29959, 59918, 119836, 209713, 239672, 389467, 419426, 778934, 838852, 1557868, 1677704, 2726269, 3115736, 5452538, 10905076, 21810152]

約数ペア:

[(1, 21810152), (2, 10905076), (4, 5452538), (7, 3115736), (8, 2726269), (13, 1677704), (14, 1557868), (26, 838852), (28, 778934), (52, 419426), (56, 389467), (91, 239672), (104, 209713), (182, 119836), (364, 59918), (728, 29959)]