21346704

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2797}}^1$

素因数の和:2864

約数の個数: 60

約数和(自身を含む): 60890076

約数和(自身を除く): 39543372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 2797, 3816, 5594, 7632, 8391, 11188, 16782, 22376, 25173, 33564, 44752, 50346, 67128, 100692, 134256, 148241, 201384, 296482, 402768, 444723, 592964, 889446, 1185928, 1334169, 1778892, 2371856, 2668338, 3557784, 5336676, 7115568, 10673352, 21346704]

約数ペア:

[(1, 21346704), (2, 10673352), (3, 7115568), (4, 5336676), (6, 3557784), (8, 2668338), (9, 2371856), (12, 1778892), (16, 1334169), (18, 1185928), (24, 889446), (36, 592964), (48, 444723), (53, 402768), (72, 296482), (106, 201384), (144, 148241), (159, 134256), (212, 100692), (318, 67128), (424, 50346), (477, 44752), (636, 33564), (848, 25173), (954, 22376), (1272, 16782), (1908, 11188), (2544, 8391), (2797, 7632), (3816, 5594)]