21000407094

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{105899}}^1$

素因数の和:106409

約数の個数: 48

約数和(自身を含む): 47578752000

約数和(自身を除く): 26578344906

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 479, 958, 1437, 2874, 4311, 8622, 11017, 22034, 33051, 66102, 99153, 105899, 198306, 211798, 317697, 635394, 953091, 1906182, 2435677, 4871354, 7307031, 14614062, 21921093, 43842186, 50725621, 101451242, 152176863, 304353726, 456530589, 913061178, 1166689283, 2333378566, 3500067849, 7000135698, 10500203547, 21000407094]

約数ペア:

[(1, 21000407094), (2, 10500203547), (3, 7000135698), (6, 3500067849), (9, 2333378566), (18, 1166689283), (23, 913061178), (46, 456530589), (69, 304353726), (138, 152176863), (207, 101451242), (414, 50725621), (479, 43842186), (958, 21921093), (1437, 14614062), (2874, 7307031), (4311, 4871354), (8622, 2435677), (11017, 1906182), (22034, 953091), (33051, 635394), (66102, 317697), (99153, 211798), (105899, 198306)]