21225946

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{36979}}^1$

素因数の和:37029

約数の個数: 16

約数和(自身を含む): 37275840

約数和(自身を除く): 16049894

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 36979, 73958, 258853, 517706, 1516139, 3032278, 10612973, 21225946]

約数ペア:

[(1, 21225946), (2, 10612973), (7, 3032278), (14, 1516139), (41, 517706), (82, 258853), (287, 73958), (574, 36979)]