21703992

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{21031}}^1$

素因数の和:21083

約数の個数: 32

約数和(自身を含む): 55524480

約数和(自身を除く): 33820488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 21031, 42062, 63093, 84124, 126186, 168248, 252372, 504744, 904333, 1808666, 2712999, 3617332, 5425998, 7234664, 10851996, 21703992]

約数ペア:

[(1, 21703992), (2, 10851996), (3, 7234664), (4, 5425998), (6, 3617332), (8, 2712999), (12, 1808666), (24, 904333), (43, 504744), (86, 252372), (129, 168248), (172, 126186), (258, 84124), (344, 63093), (516, 42062), (1032, 21031)]