21278616

素因数分解:

$2^3\times 3^1\times {\mathrm{886609}}^1$

素因数の和:886618

約数の個数: 16

約数和(自身を含む): 53196600

約数和(自身を除く): 31917984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 886609, 1773218, 2659827, 3546436, 5319654, 7092872, 10639308, 21278616]

約数ペア:

[(1, 21278616), (2, 10639308), (3, 7092872), (4, 5319654), (6, 3546436), (8, 2659827), (12, 1773218), (24, 886609)]