21023835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{200227}}^1$

素因数の和:200242

約数の個数: 16

約数和(自身を含む): 38443776

約数和(自身を除く): 17419941

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 200227, 600681, 1001135, 1401589, 3003405, 4204767, 7007945, 21023835]

約数ペア:

[(1, 21023835), (3, 7007945), (5, 4204767), (7, 3003405), (15, 1401589), (21, 1001135), (35, 600681), (105, 200227)]