21319382

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49123}}^1$

素因数の和:49163

約数の個数: 16

約数和(自身を含む): 37727232

約数和(自身を除く): 16407850

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49123, 98246, 343861, 687722, 1522813, 3045626, 10659691, 21319382]

約数ペア:

[(1, 21319382), (2, 10659691), (7, 3045626), (14, 1522813), (31, 687722), (62, 343861), (217, 98246), (434, 49123)]