21108738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{929}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 48389760

約数和(自身を除く): 27281022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 541, 929, 1082, 1623, 1858, 2787, 3246, 3787, 5574, 6503, 7574, 11361, 13006, 19509, 22722, 39018, 502589, 1005178, 1507767, 3015534, 3518123, 7036246, 10554369, 21108738]

約数ペア:

[(1, 21108738), (2, 10554369), (3, 7036246), (6, 3518123), (7, 3015534), (14, 1507767), (21, 1005178), (42, 502589), (541, 39018), (929, 22722), (1082, 19509), (1623, 13006), (1858, 11361), (2787, 7574), (3246, 6503), (3787, 5574)]