21523380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{358723}}^1$

素因数の和:358735

約数の個数: 24

約数和(自身を含む): 60265632

約数和(自身を除く): 38742252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 358723, 717446, 1076169, 1434892, 1793615, 2152338, 3587230, 4304676, 5380845, 7174460, 10761690, 21523380]

約数ペア:

[(1, 21523380), (2, 10761690), (3, 7174460), (4, 5380845), (5, 4304676), (6, 3587230), (10, 2152338), (12, 1793615), (15, 1434892), (20, 1076169), (30, 717446), (60, 358723)]