21106982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{6197}}^1$

素因数の和:6343

約数の個数: 16

約数和(自身を含む): 34361712

約数和(自身を除く): 13254730

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 6197, 12394, 80561, 161122, 811807, 1623614, 10553491, 21106982]

約数ペア:

[(1, 21106982), (2, 10553491), (13, 1623614), (26, 811807), (131, 161122), (262, 80561), (1703, 12394), (3406, 6197)]