21031071264

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1490297}}^1$

素因数の和:1490327

約数の個数: 108

約数和(自身を含む): 69571581534

約数和(自身を除く): 48540510270

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 14112, 1490297, 2980594, 4470891, 5961188, 8941782, 10432079, 11922376, 13412673, 17883564, 20864158, 23844752, 26825346, 31296237, 35767128, 41728316, 47689504, 53650692, 62592474, 71534256, 73024553, 83456632, 93888711, 107301384, 125184948, 143068512, 146049106, 166913264, 187777422, 214602768, 219073659, 250369896, 292098212, 333826528, 375554844, 429205536, 438147318, 500739792, 584196424, 657220977, 751109688, 876294636, 1001479584, 1168392848, 1314441954, 1502219376, 1752589272, 2336785696, 2628883908, 3004438752, 3505178544, 5257767816, 7010357088, 10515535632, 21031071264]

約数ペア:

[(1, 21031071264), (2, 10515535632), (3, 7010357088), (4, 5257767816), (6, 3505178544), (7, 3004438752), (8, 2628883908), (9, 2336785696), (12, 1752589272), (14, 1502219376), (16, 1314441954), (18, 1168392848), (21, 1001479584), (24, 876294636), (28, 751109688), (32, 657220977), (36, 584196424), (42, 500739792), (48, 438147318), (49, 429205536), (56, 375554844), (63, 333826528), (72, 292098212), (84, 250369896), (96, 219073659), (98, 214602768), (112, 187777422), (126, 166913264), (144, 146049106), (147, 143068512), (168, 125184948), (196, 107301384), (224, 93888711), (252, 83456632), (288, 73024553), (294, 71534256), (336, 62592474), (392, 53650692), (441, 47689504), (504, 41728316), (588, 35767128), (672, 31296237), (784, 26825346), (882, 23844752), (1008, 20864158), (1176, 17883564), (1568, 13412673), (1764, 11922376), (2016, 10432079), (2352, 8941782), (3528, 5961188), (4704, 4470891), (7056, 2980594), (14112, 1490297)]