21460648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{243871}}^1$

素因数の和:243888

約数の個数: 16

約数和(自身を含む): 43896960

約数和(自身を除く): 22436312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 243871, 487742, 975484, 1950968, 2682581, 5365162, 10730324, 21460648]

約数ペア:

[(1, 21460648), (2, 10730324), (4, 5365162), (8, 2682581), (11, 1950968), (22, 975484), (44, 487742), (88, 243871)]