21310734

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{86629}}^1$

素因数の和:86675

約数の個数: 16

約数和(自身を含む): 43661520

約数和(自身を除く): 22350786

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 86629, 173258, 259887, 519774, 3551789, 7103578, 10655367, 21310734]

約数ペア:

[(1, 21310734), (2, 10655367), (3, 7103578), (6, 3551789), (41, 519774), (82, 259887), (123, 173258), (246, 86629)]