21190284

素因数分解:

$2^2\times 3^2\times {\mathrm{588619}}^1$

素因数の和:588629

約数の個数: 18

約数和(自身を含む): 53564420

約数和(自身を除く): 32374136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 588619, 1177238, 1765857, 2354476, 3531714, 5297571, 7063428, 10595142, 21190284]

約数ペア:

[(1, 21190284), (2, 10595142), (3, 7063428), (4, 5297571), (6, 3531714), (9, 2354476), (12, 1765857), (18, 1177238), (36, 588619)]