21479892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255713}}^1$

素因数の和:255727

約数の個数: 24

約数和(自身を含む): 57279936

約数和(自身を除く): 35800044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255713, 511426, 767139, 1022852, 1534278, 1789991, 3068556, 3579982, 5369973, 7159964, 10739946, 21479892]

約数ペア:

[(1, 21479892), (2, 10739946), (3, 7159964), (4, 5369973), (6, 3579982), (7, 3068556), (12, 1789991), (14, 1534278), (21, 1022852), (28, 767139), (42, 511426), (84, 255713)]