2189607

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 3366912

約数和(自身を除く): 1177305

約数列:

[1, 3, 7, 21, 127, 381, 821, 889, 2463, 2667, 5747, 17241, 104267, 312801, 729869, 2189607]

約数ペア:

[(1, 2189607), (3, 729869), (7, 312801), (21, 104267), (127, 17241), (381, 5747), (821, 2667), (889, 2463)]