21323914

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5437}}^1$

素因数の和:5529

約数の個数: 16

約数和(自身を含む): 33476328

約数和(自身を除く): 12152414

約数列:

[1, 2, 37, 53, 74, 106, 1961, 3922, 5437, 10874, 201169, 288161, 402338, 576322, 10661957, 21323914]

約数ペア:

[(1, 21323914), (2, 10661957), (37, 576322), (53, 402338), (74, 288161), (106, 201169), (1961, 10874), (3922, 5437)]