21627256

素因数分解:

$2^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1019}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 46512000

約数和(自身を除く): 24884744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379, 758, 1019, 1516, 2038, 2653, 3032, 4076, 5306, 7133, 8152, 10612, 14266, 21224, 28532, 57064, 386201, 772402, 1544804, 2703407, 3089608, 5406814, 10813628, 21627256]

約数ペア:

[(1, 21627256), (2, 10813628), (4, 5406814), (7, 3089608), (8, 2703407), (14, 1544804), (28, 772402), (56, 386201), (379, 57064), (758, 28532), (1019, 21224), (1516, 14266), (2038, 10612), (2653, 8152), (3032, 7133), (4076, 5306)]