21865356

素因数分解:

$2^2\times 3^3\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 57036000

約数和(自身を除く): 35170644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 193, 386, 579, 772, 1049, 1158, 1737, 2098, 2316, 3147, 3474, 4196, 5211, 6294, 6948, 9441, 10422, 12588, 18882, 20844, 28323, 37764, 56646, 113292, 202457, 404914, 607371, 809828, 1214742, 1822113, 2429484, 3644226, 5466339, 7288452, 10932678, 21865356]

約数ペア:

[(1, 21865356), (2, 10932678), (3, 7288452), (4, 5466339), (6, 3644226), (9, 2429484), (12, 1822113), (18, 1214742), (27, 809828), (36, 607371), (54, 404914), (108, 202457), (193, 113292), (386, 56646), (579, 37764), (772, 28323), (1049, 20844), (1158, 18882), (1737, 12588), (2098, 10422), (2316, 9441), (3147, 6948), (3474, 6294), (4196, 5211)]