21293460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{118297}}^1$

素因数の和:118312

約数の個数: 36

約数和(自身を含む): 64590708

約数和(自身を除く): 43297248

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 118297, 236594, 354891, 473188, 591485, 709782, 1064673, 1182970, 1419564, 1774455, 2129346, 2365940, 3548910, 4258692, 5323365, 7097820, 10646730, 21293460]

約数ペア:

[(1, 21293460), (2, 10646730), (3, 7097820), (4, 5323365), (5, 4258692), (6, 3548910), (9, 2365940), (10, 2129346), (12, 1774455), (15, 1419564), (18, 1182970), (20, 1064673), (30, 709782), (36, 591485), (45, 473188), (60, 354891), (90, 236594), (180, 118297)]