21988410528

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{4674407}}^1$

素因数の和:4674434

約数の個数: 72

約数和(自身を含む): 67143196512

約数和(自身を除く): 45154785984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 4674407, 9348814, 14023221, 18697628, 28046442, 32720849, 37395256, 56092884, 65441698, 74790512, 98162547, 112185768, 130883396, 149581024, 196325094, 224371536, 229045943, 261766792, 392650188, 448743072, 458091886, 523533584, 687137829, 785300376, 916183772, 1047067168, 1374275658, 1570600752, 1832367544, 2748551316, 3141201504, 3664735088, 5497102632, 7329470176, 10994205264, 21988410528]

約数ペア:

[(1, 21988410528), (2, 10994205264), (3, 7329470176), (4, 5497102632), (6, 3664735088), (7, 3141201504), (8, 2748551316), (12, 1832367544), (14, 1570600752), (16, 1374275658), (21, 1047067168), (24, 916183772), (28, 785300376), (32, 687137829), (42, 523533584), (48, 458091886), (49, 448743072), (56, 392650188), (84, 261766792), (96, 229045943), (98, 224371536), (112, 196325094), (147, 149581024), (168, 130883396), (196, 112185768), (224, 98162547), (294, 74790512), (336, 65441698), (392, 56092884), (588, 37395256), (672, 32720849), (784, 28046442), (1176, 18697628), (1568, 14023221), (2352, 9348814), (4704, 4674407)]