21764584

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73529}}^1$

素因数の和:73572

約数の個数: 16

約数和(自身を含む): 41912100

約数和(自身を除く): 20147516

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 73529, 147058, 294116, 588232, 2720573, 5441146, 10882292, 21764584]

約数ペア:

[(1, 21764584), (2, 10882292), (4, 5441146), (8, 2720573), (37, 588232), (74, 294116), (148, 147058), (296, 73529)]