21874053

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1$

素因数の和:1436

約数の個数: 16

約数和(自身を含む): 30983040

約数和(自身を除く): 9108987

約数列:

[1, 3, 17, 51, 439, 977, 1317, 2931, 7463, 16609, 22389, 49827, 428903, 1286709, 7291351, 21874053]

約数ペア:

[(1, 21874053), (3, 7291351), (17, 1286709), (51, 428903), (439, 49827), (977, 22389), (1317, 16609), (2931, 7463)]