21542306

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{2707}}^1$

素因数の和:2905

約数の個数: 16

約数和(自身を含む): 33925824

約数和(自身を除く): 12383518

約数列:

[1, 2, 23, 46, 173, 346, 2707, 3979, 5414, 7958, 62261, 124522, 468311, 936622, 10771153, 21542306]

約数ペア:

[(1, 21542306), (2, 10771153), (23, 936622), (46, 468311), (173, 124522), (346, 62261), (2707, 7958), (3979, 5414)]