21249206532

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1557403}}^1$

素因数の和:1557792

約数の個数: 36

約数和(自身を含む): 53855030320

約数和(自身を除く): 32605823788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1516, 2274, 3411, 4548, 6822, 13644, 1557403, 3114806, 4672209, 6229612, 9344418, 14016627, 18688836, 28033254, 56066508, 590255737, 1180511474, 1770767211, 2361022948, 3541534422, 5312301633, 7083068844, 10624603266, 21249206532]

約数ペア:

[(1, 21249206532), (2, 10624603266), (3, 7083068844), (4, 5312301633), (6, 3541534422), (9, 2361022948), (12, 1770767211), (18, 1180511474), (36, 590255737), (379, 56066508), (758, 28033254), (1137, 18688836), (1516, 14016627), (2274, 9344418), (3411, 6229612), (4548, 4672209), (6822, 3114806), (13644, 1557403)]