21113292

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 50893920

約数和(自身を除く): 29780628

約数列:

[1, 2, 3, 4, 6, 12, 53, 89, 106, 159, 178, 212, 267, 318, 356, 373, 534, 636, 746, 1068, 1119, 1492, 2238, 4476, 4717, 9434, 14151, 18868, 19769, 28302, 33197, 39538, 56604, 59307, 66394, 79076, 99591, 118614, 132788, 199182, 237228, 398364, 1759441, 3518882, 5278323, 7037764, 10556646, 21113292]

約数ペア:

[(1, 21113292), (2, 10556646), (3, 7037764), (4, 5278323), (6, 3518882), (12, 1759441), (53, 398364), (89, 237228), (106, 199182), (159, 132788), (178, 118614), (212, 99591), (267, 79076), (318, 66394), (356, 59307), (373, 56604), (534, 39538), (636, 33197), (746, 28302), (1068, 19769), (1119, 18868), (1492, 14151), (2238, 9434), (4476, 4717)]