21213384

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^2\times {\mathrm{1051}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 54977520

約数和(自身を除く): 33764136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 696, 841, 1051, 1682, 2102, 2523, 3153, 3364, 4204, 5046, 6306, 6728, 8408, 10092, 12612, 20184, 25224, 30479, 60958, 91437, 121916, 182874, 243832, 365748, 731496, 883891, 1767782, 2651673, 3535564, 5303346, 7071128, 10606692, 21213384]

約数ペア:

[(1, 21213384), (2, 10606692), (3, 7071128), (4, 5303346), (6, 3535564), (8, 2651673), (12, 1767782), (24, 883891), (29, 731496), (58, 365748), (87, 243832), (116, 182874), (174, 121916), (232, 91437), (348, 60958), (696, 30479), (841, 25224), (1051, 20184), (1682, 12612), (2102, 10092), (2523, 8408), (3153, 6728), (3364, 6306), (4204, 5046)]