21597514

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{661}}^1$

素因数の和:742

約数の個数: 24

約数和(自身を含む): 35497764

約数和(自身を除く): 13900250

約数列:

[1, 2, 17, 31, 34, 62, 527, 661, 961, 1054, 1322, 1922, 11237, 16337, 20491, 22474, 32674, 40982, 348347, 635221, 696694, 1270442, 10798757, 21597514]

約数ペア:

[(1, 21597514), (2, 10798757), (17, 1270442), (31, 696694), (34, 635221), (62, 348347), (527, 40982), (661, 32674), (961, 22474), (1054, 20491), (1322, 16337), (1922, 11237)]