21731049018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9077297}}^1$

素因数の和:9077331

約数の個数: 48

約数和(自身を含む): 56642339520

約数和(自身を除く): 34911290502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 9077297, 18154594, 27231891, 54463782, 63541079, 81695673, 127082158, 163391346, 172468643, 190623237, 344937286, 381246474, 517405929, 571869711, 1034811858, 1143739422, 1207280501, 1552217787, 2414561002, 3104435574, 3621841503, 7243683006, 10865524509, 21731049018]

約数ペア:

[(1, 21731049018), (2, 10865524509), (3, 7243683006), (6, 3621841503), (7, 3104435574), (9, 2414561002), (14, 1552217787), (18, 1207280501), (19, 1143739422), (21, 1034811858), (38, 571869711), (42, 517405929), (57, 381246474), (63, 344937286), (114, 190623237), (126, 172468643), (133, 163391346), (171, 127082158), (266, 81695673), (342, 63541079), (399, 54463782), (798, 27231891), (1197, 18154594), (2394, 9077297)]