21930003

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 33246720

約数和(自身を除く): 11316717

約数列:

[1, 3, 9, 29, 73, 87, 219, 261, 657, 1151, 2117, 3453, 6351, 10359, 19053, 33379, 84023, 100137, 252069, 300411, 756207, 2436667, 7310001, 21930003]

約数ペア:

[(1, 21930003), (3, 7310001), (9, 2436667), (29, 756207), (73, 300411), (87, 252069), (219, 100137), (261, 84023), (657, 33379), (1151, 19053), (2117, 10359), (3453, 6351)]