21014745143

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1620133}}^1$

素因数の和:1620266

約数の個数: 16

約数和(自身を含む): 25662922560

約数和(自身を除く): 4648177417

約数列:

[1, 7, 17, 109, 119, 763, 1853, 12971, 1620133, 11340931, 27542261, 176594497, 192795827, 1236161479, 3002106449, 21014745143]

約数ペア:

[(1, 21014745143), (7, 3002106449), (17, 1236161479), (109, 192795827), (119, 176594497), (763, 27542261), (1853, 11340931), (12971, 1620133)]