28165998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{670619}}^1$

素因数の和:670631

約数の個数: 16

約数和(自身を含む): 64379520

約数和(自身を除く): 36213522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 670619, 1341238, 2011857, 4023714, 4694333, 9388666, 14082999, 28165998]

約数ペア:

[(1, 28165998), (2, 14082999), (3, 9388666), (6, 4694333), (7, 4023714), (14, 2011857), (21, 1341238), (42, 670619)]