21486663

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11423}}^1$

素因数の和:11459

約数の個数: 24

約数和(自身を含む): 35642880

約数和(自身を除く): 14156217

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 11423, 34269, 102807, 125653, 217037, 376959, 651111, 1130877, 1953333, 2387407, 7162221, 21486663]

約数ペア:

[(1, 21486663), (3, 7162221), (9, 2387407), (11, 1953333), (19, 1130877), (33, 651111), (57, 376959), (99, 217037), (171, 125653), (209, 102807), (627, 34269), (1881, 11423)]