2920221213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10696781}}^1$

素因数の和:10696804

約数の個数: 16

約数和(自身を含む): 4792158336

約数和(自身を除く): 1871937123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 10696781, 32090343, 74877467, 139058153, 224632401, 417174459, 973407071, 2920221213]

約数ペア:

[(1, 2920221213), (3, 973407071), (7, 417174459), (13, 224632401), (21, 139058153), (39, 74877467), (91, 32090343), (273, 10696781)]