21669148

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 39412800

約数和(自身を除く): 17743652

約数列:

[1, 2, 4, 29, 58, 116, 367, 509, 734, 1018, 1468, 2036, 10643, 14761, 21286, 29522, 42572, 59044, 186803, 373606, 747212, 5417287, 10834574, 21669148]

約数ペア:

[(1, 21669148), (2, 10834574), (4, 5417287), (29, 747212), (58, 373606), (116, 186803), (367, 59044), (509, 42572), (734, 29522), (1018, 21286), (1468, 14761), (2036, 10643)]