21036716

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1201}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 38367840

約数和(自身を除く): 17331124

約数列:

[1, 2, 4, 29, 58, 116, 151, 302, 604, 1201, 2402, 4379, 4804, 8758, 17516, 34829, 69658, 139316, 181351, 362702, 725404, 5259179, 10518358, 21036716]

約数ペア:

[(1, 21036716), (2, 10518358), (4, 5259179), (29, 725404), (58, 362702), (116, 181351), (151, 139316), (302, 69658), (604, 34829), (1201, 17516), (2402, 8758), (4379, 4804)]