21014908

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{6247}}^1$

素因数の和:6309

約数の個数: 18

約数和(自身を含む): 38094056

約数和(自身を除く): 17079148

約数列:

[1, 2, 4, 29, 58, 116, 841, 1682, 3364, 6247, 12494, 24988, 181163, 362326, 724652, 5253727, 10507454, 21014908]

約数ペア:

[(1, 21014908), (2, 10507454), (4, 5253727), (29, 724652), (58, 362326), (116, 181163), (841, 24988), (1682, 12494), (3364, 6247)]