21524008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{883}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 44235360

約数和(自身を除く): 22711352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 277, 554, 883, 1108, 1766, 2216, 3047, 3532, 6094, 7064, 9713, 12188, 19426, 24376, 38852, 77704, 244591, 489182, 978364, 1956728, 2690501, 5381002, 10762004, 21524008]

約数ペア:

[(1, 21524008), (2, 10762004), (4, 5381002), (8, 2690501), (11, 1956728), (22, 978364), (44, 489182), (88, 244591), (277, 77704), (554, 38852), (883, 24376), (1108, 19426), (1766, 12188), (2216, 9713), (3047, 7064), (3532, 6094)]