21103677

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11551}}^1$

素因数の和:11593

約数の個数: 24

約数和(自身を含む): 36042240

約数和(自身を除く): 14938563

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 11551, 34653, 80857, 103959, 242571, 334979, 727713, 1004937, 2344853, 3014811, 7034559, 21103677]

約数ペア:

[(1, 21103677), (3, 7034559), (7, 3014811), (9, 2344853), (21, 1004937), (29, 727713), (63, 334979), (87, 242571), (203, 103959), (261, 80857), (609, 34653), (1827, 11551)]