21754031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3037}}^1$

素因数の和:3098

約数の個数: 16

約数和(自身を含む): 25519200

約数和(自身を除く): 3765169

約数列:

[1, 13, 19, 29, 247, 377, 551, 3037, 7163, 39481, 57703, 88073, 750139, 1144949, 1673387, 21754031]

約数ペア:

[(1, 21754031), (13, 1673387), (19, 1144949), (29, 750139), (247, 88073), (377, 57703), (551, 39481), (3037, 7163)]