21726804969

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{5737}}^1\times {\mathrm{22147}}^1$

素因数の和:27909

約数の個数: 24

約数和(自身を含む): 33042158240

約数和(自身を除く): 11315353271

約数列:

[1, 3, 9, 19, 57, 171, 5737, 17211, 22147, 51633, 66441, 109003, 199323, 327009, 420793, 981027, 1262379, 3787137, 127057339, 381172017, 1143516051, 2414089441, 7242268323, 21726804969]

約数ペア:

[(1, 21726804969), (3, 7242268323), (9, 2414089441), (19, 1143516051), (57, 381172017), (171, 127057339), (5737, 3787137), (17211, 1262379), (22147, 981027), (51633, 420793), (66441, 327009), (109003, 199323)]