21160770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1759}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 29780670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 401, 802, 1203, 1759, 2005, 2406, 3518, 4010, 5277, 6015, 8795, 10554, 12030, 17590, 26385, 52770, 705359, 1410718, 2116077, 3526795, 4232154, 7053590, 10580385, 21160770]

約数ペア:

[(1, 21160770), (2, 10580385), (3, 7053590), (5, 4232154), (6, 3526795), (10, 2116077), (15, 1410718), (30, 705359), (401, 52770), (802, 26385), (1203, 17590), (1759, 12030), (2005, 10554), (2406, 8795), (3518, 6015), (4010, 5277)]