21098696

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{29633}}^1$

素因数の和:29728

約数の個数: 16

約数和(自身を含む): 40005900

約数和(自身を除く): 18907204

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 29633, 59266, 118532, 237064, 2637337, 5274674, 10549348, 21098696]

約数ペア:

[(1, 21098696), (2, 10549348), (4, 5274674), (8, 2637337), (89, 237064), (178, 118532), (356, 59266), (712, 29633)]