21096782

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1831}}^1$

素因数の和:2663

約数の個数: 16

約数和(自身を含む): 36229632

約数和(自身を除く): 15132850

約数列:

[1, 2, 7, 14, 823, 1646, 1831, 3662, 5761, 11522, 12817, 25634, 1506913, 3013826, 10548391, 21096782]

約数ペア:

[(1, 21096782), (2, 10548391), (7, 3013826), (14, 1506913), (823, 25634), (1646, 12817), (1831, 11522), (3662, 5761)]