21840930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{242677}}^1$

素因数の和:242690

約数の個数: 24

約数和(自身を含む): 56786652

約数和(自身を除く): 34945722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 242677, 485354, 728031, 1213385, 1456062, 2184093, 2426770, 3640155, 4368186, 7280310, 10920465, 21840930]

約数ペア:

[(1, 21840930), (2, 10920465), (3, 7280310), (5, 4368186), (6, 3640155), (9, 2426770), (10, 2184093), (15, 1456062), (18, 1213385), (30, 728031), (45, 485354), (90, 242677)]