21353367

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{5009}}^1$

素因数の和:5055

約数の個数: 24

約数和(自身を含む): 34268400

約数和(自身を除く): 12915033

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 5009, 15027, 35063, 105189, 145261, 245441, 435783, 736323, 1016827, 3050481, 7117789, 21353367]

約数ペア:

[(1, 21353367), (3, 7117789), (7, 3050481), (21, 1016827), (29, 736323), (49, 435783), (87, 245441), (147, 145261), (203, 105189), (609, 35063), (1421, 15027), (4263, 5009)]