21173838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{504139}}^1$

素因数の和:504151

約数の個数: 16

約数和(自身を含む): 48397440

約数和(自身を除く): 27223602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 504139, 1008278, 1512417, 3024834, 3528973, 7057946, 10586919, 21173838]

約数ペア:

[(1, 21173838), (2, 10586919), (3, 7057946), (6, 3528973), (7, 3024834), (14, 1512417), (21, 1008278), (42, 504139)]