21244034

素因数分解:

$2^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{4373}}^1$

素因数の和:4729

約数の個数: 16

約数和(自身を含む): 36531648

約数和(自身を除く): 15287614

約数列:

[1, 2, 7, 14, 347, 694, 2429, 4373, 4858, 8746, 30611, 61222, 1517431, 3034862, 10622017, 21244034]

約数ペア:

[(1, 21244034), (2, 10622017), (7, 3034862), (14, 1517431), (347, 61222), (694, 30611), (2429, 8746), (4373, 4858)]