21940114

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 39926016

約数和(自身を除く): 17985902

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1117, 1403, 2234, 2806, 7819, 9821, 15638, 19642, 25691, 51382, 68137, 136274, 179837, 359674, 476959, 953918, 1567151, 3134302, 10970057, 21940114]

約数ペア:

[(1, 21940114), (2, 10970057), (7, 3134302), (14, 1567151), (23, 953918), (46, 476959), (61, 359674), (122, 179837), (161, 136274), (322, 68137), (427, 51382), (854, 25691), (1117, 19642), (1403, 15638), (2234, 9821), (2806, 7819)]