21803463

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1949}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 34678800

約数和(自身を除く): 12875337

約数列:

[1, 3, 9, 11, 33, 99, 113, 339, 1017, 1243, 1949, 3729, 5847, 11187, 17541, 21439, 64317, 192951, 220237, 660711, 1982133, 2422607, 7267821, 21803463]

約数ペア:

[(1, 21803463), (3, 7267821), (9, 2422607), (11, 1982133), (33, 660711), (99, 220237), (113, 192951), (339, 64317), (1017, 21439), (1243, 17541), (1949, 11187), (3729, 5847)]