21726441

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 35389440

約数和(自身を除く): 13662999

約数列:

[1, 3, 9, 11, 27, 33, 99, 191, 297, 383, 573, 1149, 1719, 2101, 3447, 4213, 5157, 6303, 10341, 12639, 18909, 37917, 56727, 73153, 113751, 219459, 658377, 804683, 1975131, 2414049, 7242147, 21726441]

約数ペア:

[(1, 21726441), (3, 7242147), (9, 2414049), (11, 1975131), (27, 804683), (33, 658377), (99, 219459), (191, 113751), (297, 73153), (383, 56727), (573, 37917), (1149, 18909), (1719, 12639), (2101, 10341), (3447, 6303), (4213, 5157)]