21400841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16349}}^1$

素因数の和:16384

約数の個数: 16

約数和(自身を含む): 28252800

約数和(自身を除く): 6851959

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 16349, 114443, 179839, 277933, 1258873, 1945531, 3057263, 21400841]

約数ペア:

[(1, 21400841), (7, 3057263), (11, 1945531), (17, 1258873), (77, 277933), (119, 179839), (187, 114443), (1309, 16349)]