21591123836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{3581}}^1\times {\mathrm{88667}}^1$

素因数の和:92269

約数の個数: 24

約数和(自身を含む): 40018705776

約数和(自身を除く): 18427581940

約数列:

[1, 2, 4, 17, 34, 68, 3581, 7162, 14324, 60877, 88667, 121754, 177334, 243508, 354668, 1507339, 3014678, 6029356, 317516527, 635033054, 1270066108, 5397780959, 10795561918, 21591123836]

約数ペア:

[(1, 21591123836), (2, 10795561918), (4, 5397780959), (17, 1270066108), (34, 635033054), (68, 317516527), (3581, 6029356), (7162, 3014678), (14324, 1507339), (60877, 354668), (88667, 243508), (121754, 177334)]