21860286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1879}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 50173440

約数和(自身を除く): 28313154

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 277, 554, 831, 1662, 1879, 1939, 3758, 3878, 5637, 5817, 11274, 11634, 13153, 26306, 39459, 78918, 520483, 1040966, 1561449, 3122898, 3643381, 7286762, 10930143, 21860286]

約数ペア:

[(1, 21860286), (2, 10930143), (3, 7286762), (6, 3643381), (7, 3122898), (14, 1561449), (21, 1040966), (42, 520483), (277, 78918), (554, 39459), (831, 26306), (1662, 13153), (1879, 11634), (1939, 11274), (3758, 5817), (3878, 5637)]