21462528

素因数分解:

$2^9\times 3^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 80

約数和(自身を含む): 58188240

約数和(自身を除く): 36725712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 157, 178, 192, 256, 267, 314, 356, 384, 471, 512, 534, 628, 712, 768, 942, 1068, 1256, 1424, 1536, 1884, 2136, 2512, 2848, 3768, 4272, 5024, 5696, 7536, 8544, 10048, 11392, 13973, 15072, 17088, 20096, 22784, 27946, 30144, 34176, 40192, 41919, 45568, 55892, 60288, 68352, 80384, 83838, 111784, 120576, 136704, 167676, 223568, 241152, 335352, 447136, 670704, 894272, 1341408, 1788544, 2682816, 3577088, 5365632, 7154176, 10731264, 21462528]

約数ペア:

[(1, 21462528), (2, 10731264), (3, 7154176), (4, 5365632), (6, 3577088), (8, 2682816), (12, 1788544), (16, 1341408), (24, 894272), (32, 670704), (48, 447136), (64, 335352), (89, 241152), (96, 223568), (128, 167676), (157, 136704), (178, 120576), (192, 111784), (256, 83838), (267, 80384), (314, 68352), (356, 60288), (384, 55892), (471, 45568), (512, 41919), (534, 40192), (628, 34176), (712, 30144), (768, 27946), (942, 22784), (1068, 20096), (1256, 17088), (1424, 15072), (1536, 13973), (1884, 11392), (2136, 10048), (2512, 8544), (2848, 7536), (3768, 5696), (4272, 5024)]