21182312

素因数分解:

$2^3\times {\mathrm{563}}^1\times {\mathrm{4703}}^1$

素因数の和:5272

約数の個数: 16

約数和(自身を含む): 39795840

約数和(自身を除く): 18613528

約数列:

[1, 2, 4, 8, 563, 1126, 2252, 4504, 4703, 9406, 18812, 37624, 2647789, 5295578, 10591156, 21182312]

約数ペア:

[(1, 21182312), (2, 10591156), (4, 5295578), (8, 2647789), (563, 37624), (1126, 18812), (2252, 9406), (4504, 4703)]