21000751942

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4198471}}^1$

素因数の和:4198575

約数の個数: 16

約数和(自身を含む): 32798463264

約数和(自身を除く): 11797711322

約数列:

[1, 2, 41, 61, 82, 122, 2501, 5002, 4198471, 8396942, 172137311, 256106731, 344274622, 512213462, 10500375971, 21000751942]

約数ペア:

[(1, 21000751942), (2, 10500375971), (41, 512213462), (61, 344274622), (82, 256106731), (122, 172137311), (2501, 8396942), (5002, 4198471)]