21821386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9733}}^1$

素因数の和:9813

約数の個数: 16

約数和(自身を含む): 35042400

約数和(自身を除く): 13221014

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9733, 19466, 184927, 369854, 574247, 1148494, 10910693, 21821386]

約数ペア:

[(1, 21821386), (2, 10910693), (19, 1148494), (38, 574247), (59, 369854), (118, 184927), (1121, 19466), (2242, 9733)]