21733292

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{7121}}^1$

素因数の和:7241

約数の個数: 24

約数和(自身を含む): 43871520

約数和(自身を除く): 22138228

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 7121, 14242, 28484, 49847, 99694, 199388, 776189, 1552378, 3104756, 5433323, 10866646, 21733292]

約数ペア:

[(1, 21733292), (2, 10866646), (4, 5433323), (7, 3104756), (14, 1552378), (28, 776189), (109, 199388), (218, 99694), (436, 49847), (763, 28484), (1526, 14242), (3052, 7121)]