21110492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13999}}^1$

素因数の和:14045

約数の個数: 24

約数和(自身を含む): 41160000

約数和(自身を除く): 20049508

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13999, 27998, 55996, 181987, 363974, 405971, 727948, 811942, 1623884, 5277623, 10555246, 21110492]

約数ペア:

[(1, 21110492), (2, 10555246), (4, 5277623), (13, 1623884), (26, 811942), (29, 727948), (52, 405971), (58, 363974), (116, 181987), (377, 55996), (754, 27998), (1508, 13999)]