13876821

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11593}}^1$

素因数の和:11625

約数の個数: 24

約数和(自身を含む): 24115520

約数和(自身を除く): 10238699

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 11593, 34779, 81151, 104337, 220267, 243453, 660801, 730359, 1541869, 1982403, 4625607, 13876821]

約数ペア:

[(1, 13876821), (3, 4625607), (7, 1982403), (9, 1541869), (19, 730359), (21, 660801), (57, 243453), (63, 220267), (133, 104337), (171, 81151), (399, 34779), (1197, 11593)]