21341509882

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{860753}}^1$

素因数の和:860803

約数の個数: 48

約数和(自身を含む): 42390412992

約数和(自身を除く): 21048903110

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 539, 1078, 1127, 1771, 2254, 3542, 12397, 24794, 860753, 1721506, 6025271, 9468283, 12050542, 18936566, 19797319, 39594638, 42176897, 66277981, 84353794, 132555962, 138581233, 217770509, 277162466, 435541018, 463945867, 927891734, 970068631, 1524393563, 1940137262, 3048787126, 10670754941, 21341509882]

約数ペア:

[(1, 21341509882), (2, 10670754941), (7, 3048787126), (11, 1940137262), (14, 1524393563), (22, 970068631), (23, 927891734), (46, 463945867), (49, 435541018), (77, 277162466), (98, 217770509), (154, 138581233), (161, 132555962), (253, 84353794), (322, 66277981), (506, 42176897), (539, 39594638), (1078, 19797319), (1127, 18936566), (1771, 12050542), (2254, 9468283), (3542, 6025271), (12397, 1721506), (24794, 860753)]