21438063

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{859}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 32198400

約数和(自身を除く): 10760337

約数列:

[1, 3, 9, 47, 59, 141, 177, 423, 531, 859, 2577, 2773, 7731, 8319, 24957, 40373, 50681, 121119, 152043, 363357, 456129, 2382007, 7146021, 21438063]

約数ペア:

[(1, 21438063), (3, 7146021), (9, 2382007), (47, 456129), (59, 363357), (141, 152043), (177, 121119), (423, 50681), (531, 40373), (859, 24957), (2577, 8319), (2773, 7731)]