21166248

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{5281}}^1$

素因数の和:5457

約数の個数: 32

約数和(自身を含む): 53242560

約数和(自身を除く): 32076312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 334, 501, 668, 1002, 1336, 2004, 4008, 5281, 10562, 15843, 21124, 31686, 42248, 63372, 126744, 881927, 1763854, 2645781, 3527708, 5291562, 7055416, 10583124, 21166248]

約数ペア:

[(1, 21166248), (2, 10583124), (3, 7055416), (4, 5291562), (6, 3527708), (8, 2645781), (12, 1763854), (24, 881927), (167, 126744), (334, 63372), (501, 42248), (668, 31686), (1002, 21124), (1336, 15843), (2004, 10562), (4008, 5281)]