21692940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{361549}}^1$

素因数の和:361561

約数の個数: 24

約数和(自身を含む): 60740400

約数和(自身を除く): 39047460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 361549, 723098, 1084647, 1446196, 1807745, 2169294, 3615490, 4338588, 5423235, 7230980, 10846470, 21692940]

約数ペア:

[(1, 21692940), (2, 10846470), (3, 7230980), (4, 5423235), (5, 4338588), (6, 3615490), (10, 2169294), (12, 1807745), (15, 1446196), (20, 1084647), (30, 723098), (60, 361549)]