21098294

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 37483776

約数和(自身を除く): 16385482

約数列:

[1, 2, 7, 14, 43, 86, 101, 202, 301, 347, 602, 694, 707, 1414, 2429, 4343, 4858, 8686, 14921, 29842, 30401, 35047, 60802, 70094, 104447, 208894, 245329, 490658, 1507021, 3014042, 10549147, 21098294]

約数ペア:

[(1, 21098294), (2, 10549147), (7, 3014042), (14, 1507021), (43, 490658), (86, 245329), (101, 208894), (202, 104447), (301, 70094), (347, 60802), (602, 35047), (694, 30401), (707, 29842), (1414, 14921), (2429, 8686), (4343, 4858)]