21640672

素因数分解:

$2^5\times {\mathrm{599}}^1\times {\mathrm{1129}}^1$

素因数の和:1738

約数の個数: 24

約数和(自身を含む): 42714000

約数和(自身を除く): 21073328

約数列:

[1, 2, 4, 8, 16, 32, 599, 1129, 1198, 2258, 2396, 4516, 4792, 9032, 9584, 18064, 19168, 36128, 676271, 1352542, 2705084, 5410168, 10820336, 21640672]

約数ペア:

[(1, 21640672), (2, 10820336), (4, 5410168), (8, 2705084), (16, 1352542), (32, 676271), (599, 36128), (1129, 19168), (1198, 18064), (2258, 9584), (2396, 9032), (4516, 4792)]