21978696

素因数分解:

$2^3\times 3^1\times {\mathrm{281}}^1\times {\mathrm{3259}}^1$

素因数の和:3549

約数の個数: 32

約数和(自身を含む): 55159200

約数和(自身を除く): 33180504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 281, 562, 843, 1124, 1686, 2248, 3259, 3372, 6518, 6744, 9777, 13036, 19554, 26072, 39108, 78216, 915779, 1831558, 2747337, 3663116, 5494674, 7326232, 10989348, 21978696]

約数ペア:

[(1, 21978696), (2, 10989348), (3, 7326232), (4, 5494674), (6, 3663116), (8, 2747337), (12, 1831558), (24, 915779), (281, 78216), (562, 39108), (843, 26072), (1124, 19554), (1686, 13036), (2248, 9777), (3259, 6744), (3372, 6518)]