21014728574

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1837273}}^1$

素因数の和:1837344

約数の個数: 32

約数和(自身を含む): 38803226880

約数和(自身を除く): 17788498306

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1634, 5719, 11438, 1837273, 3674546, 12860911, 25721822, 34908187, 69816374, 79002739, 158005478, 244357309, 488714618, 553019173, 1106038346, 1501052041, 3002104082, 10507364287, 21014728574]

約数ペア:

[(1, 21014728574), (2, 10507364287), (7, 3002104082), (14, 1501052041), (19, 1106038346), (38, 553019173), (43, 488714618), (86, 244357309), (133, 158005478), (266, 79002739), (301, 69816374), (602, 34908187), (817, 25721822), (1634, 12860911), (5719, 3674546), (11438, 1837273)]