21289410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236549}}^1$

素因数の和:236562

約数の個数: 24

約数和(自身を含む): 55352700

約数和(自身を除く): 34063290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236549, 473098, 709647, 1182745, 1419294, 2128941, 2365490, 3548235, 4257882, 7096470, 10644705, 21289410]

約数ペア:

[(1, 21289410), (2, 10644705), (3, 7096470), (5, 4257882), (6, 3548235), (9, 2365490), (10, 2128941), (15, 1419294), (18, 1182745), (30, 709647), (45, 473098), (90, 236549)]