21020772

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103043}}^1$

素因数の和:103067

約数の個数: 24

約数和(自身を含む): 51934176

約数和(自身を除く): 30913404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 103043, 206086, 309129, 412172, 618258, 1236516, 1751731, 3503462, 5255193, 7006924, 10510386, 21020772]

約数ペア:

[(1, 21020772), (2, 10510386), (3, 7006924), (4, 5255193), (6, 3503462), (12, 1751731), (17, 1236516), (34, 618258), (51, 412172), (68, 309129), (102, 206086), (204, 103043)]