21631214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13469}}^1$

素因数の和:13555

約数の個数: 16

約数和(自身を含む): 35884080

約数和(自身を除く): 14252866

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13469, 26938, 148159, 296318, 983237, 1966474, 10815607, 21631214]

約数ペア:

[(1, 21631214), (2, 10815607), (11, 1966474), (22, 983237), (73, 296318), (146, 148159), (803, 26938), (1606, 13469)]