21505992

素因数分解:

$2^3\times 3^1\times {\mathrm{337}}^1\times {\mathrm{2659}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 53944800

約数和(自身を除く): 32438808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 337, 674, 1011, 1348, 2022, 2659, 2696, 4044, 5318, 7977, 8088, 10636, 15954, 21272, 31908, 63816, 896083, 1792166, 2688249, 3584332, 5376498, 7168664, 10752996, 21505992]

約数ペア:

[(1, 21505992), (2, 10752996), (3, 7168664), (4, 5376498), (6, 3584332), (8, 2688249), (12, 1792166), (24, 896083), (337, 63816), (674, 31908), (1011, 21272), (1348, 15954), (2022, 10636), (2659, 8088), (2696, 7977), (4044, 5318)]