21775868

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1433}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 39750480

約数和(自身を除く): 17974612

約数列:

[1, 2, 4, 29, 58, 116, 131, 262, 524, 1433, 2866, 3799, 5732, 7598, 15196, 41557, 83114, 166228, 187723, 375446, 750892, 5443967, 10887934, 21775868]

約数ペア:

[(1, 21775868), (2, 10887934), (4, 5443967), (29, 750892), (58, 375446), (116, 187723), (131, 166228), (262, 83114), (524, 41557), (1433, 15196), (2866, 7598), (3799, 5732)]