21257112

素因数分解:

$2^3\times 3^1\times {\mathrm{885713}}^1$

素因数の和:885722

約数の個数: 16

約数和(自身を含む): 53142840

約数和(自身を除く): 31885728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 885713, 1771426, 2657139, 3542852, 5314278, 7085704, 10628556, 21257112]

約数ペア:

[(1, 21257112), (2, 10628556), (3, 7085704), (4, 5314278), (6, 3542852), (8, 2657139), (12, 1771426), (24, 885713)]