21059870835

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9422761}}^1$

素因数の和:9422918

約数の個数: 16

約数和(自身を含む): 33921943200

約数和(自身を除く): 12862072365

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9422761, 28268283, 47113805, 141341415, 1403991389, 4211974167, 7019956945, 21059870835]

約数ペア:

[(1, 21059870835), (3, 7019956945), (5, 4211974167), (15, 1403991389), (149, 141341415), (447, 47113805), (745, 28268283), (2235, 9422761)]