28079814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{668567}}^1$

素因数の和:668579

約数の個数: 16

約数和(自身を含む): 64182528

約数和(自身を除く): 36102714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 668567, 1337134, 2005701, 4011402, 4679969, 9359938, 14039907, 28079814]

約数ペア:

[(1, 28079814), (2, 14039907), (3, 9359938), (6, 4679969), (7, 4011402), (14, 2005701), (21, 1337134), (42, 668567)]