21150768

素因数分解:

$2^4\times 3^1\times {\mathrm{440641}}^1$

素因数の和:440652

約数の個数: 20

約数和(自身を含む): 54639608

約数和(自身を除く): 33488840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440641, 881282, 1321923, 1762564, 2643846, 3525128, 5287692, 7050256, 10575384, 21150768]

約数ペア:

[(1, 21150768), (2, 10575384), (3, 7050256), (4, 5287692), (6, 3525128), (8, 2643846), (12, 1762564), (16, 1321923), (24, 881282), (48, 440641)]