21076562402

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{42853}}^1$

素因数の和:42967

約数の個数: 48

約数和(自身を含む): 38938858560

約数和(自身を除く): 17862296158

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1634, 1849, 3698, 5719, 11438, 12943, 25886, 35131, 42853, 70262, 85706, 245917, 299971, 491834, 599942, 814207, 1628414, 1842679, 3685358, 5699449, 11398898, 12898753, 25797506, 35010901, 70021802, 79235197, 158470394, 245076307, 490152614, 554646379, 1109292758, 1505468743, 3010937486, 10538281201, 21076562402]

約数ペア:

[(1, 21076562402), (2, 10538281201), (7, 3010937486), (14, 1505468743), (19, 1109292758), (38, 554646379), (43, 490152614), (86, 245076307), (133, 158470394), (266, 79235197), (301, 70021802), (602, 35010901), (817, 25797506), (1634, 12898753), (1849, 11398898), (3698, 5699449), (5719, 3685358), (11438, 1842679), (12943, 1628414), (25886, 814207), (35131, 599942), (42853, 491834), (70262, 299971), (85706, 245917)]