21342792

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20681}}^1$

素因数の和:20733

約数の個数: 32

約数和(自身を含む): 54600480

約数和(自身を除く): 33257688

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20681, 41362, 62043, 82724, 124086, 165448, 248172, 496344, 889283, 1778566, 2667849, 3557132, 5335698, 7114264, 10671396, 21342792]

約数ペア:

[(1, 21342792), (2, 10671396), (3, 7114264), (4, 5335698), (6, 3557132), (8, 2667849), (12, 1778566), (24, 889283), (43, 496344), (86, 248172), (129, 165448), (172, 124086), (258, 82724), (344, 62043), (516, 41362), (1032, 20681)]