21005062

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13693}}^1$

素因数の和:13767

約数の個数: 16

約数和(自身を含む): 34508880

約数和(自身を除く): 13503818

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 13693, 27386, 178009, 356018, 807887, 1615774, 10502531, 21005062]

約数ペア:

[(1, 21005062), (2, 10502531), (13, 1615774), (26, 807887), (59, 356018), (118, 178009), (767, 27386), (1534, 13693)]