21461528

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{22171}}^1$

素因数の和:22199

約数の個数: 24

約数和(自身を含む): 44233140

約数和(自身を除く): 22771612

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 22171, 44342, 88684, 177368, 243881, 487762, 975524, 1951048, 2682691, 5365382, 10730764, 21461528]

約数ペア:

[(1, 21461528), (2, 10730764), (4, 5365382), (8, 2682691), (11, 1951048), (22, 975524), (44, 487762), (88, 243881), (121, 177368), (242, 88684), (484, 44342), (968, 22171)]