21977906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1733}}^1$

素因数の和:2125

約数の個数: 16

約数和(自身を含む): 35019864

約数和(自身を除く): 13041958

約数列:

[1, 2, 17, 34, 373, 746, 1733, 3466, 6341, 12682, 29461, 58922, 646409, 1292818, 10988953, 21977906]

約数ペア:

[(1, 21977906), (2, 10988953), (17, 1292818), (34, 646409), (373, 58922), (746, 29461), (1733, 12682), (3466, 6341)]