21138210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{234869}}^1$

素因数の和:234882

約数の個数: 24

約数和(自身を含む): 54959580

約数和(自身を除く): 33821370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 234869, 469738, 704607, 1174345, 1409214, 2113821, 2348690, 3523035, 4227642, 7046070, 10569105, 21138210]

約数ペア:

[(1, 21138210), (2, 10569105), (3, 7046070), (5, 4227642), (6, 3523035), (9, 2348690), (10, 2113821), (15, 1409214), (18, 1174345), (30, 704607), (45, 469738), (90, 234869)]