12821488918

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4106819}}^1$

素因数の和:4107051

約数の個数: 16

約数和(自身を含む): 22078264320

約数和(自身を除く): 9256775402

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 4106819, 8213638, 28747733, 57495466, 915820637, 1831641274, 6410744459, 12821488918]

約数ペア:

[(1, 12821488918), (2, 6410744459), (7, 1831641274), (14, 915820637), (223, 57495466), (446, 28747733), (1561, 8213638), (3122, 4106819)]