21349174

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{883}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 40225536

約数和(自身を除く): 18876362

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 883, 1099, 1727, 1766, 2198, 3454, 6181, 9713, 12089, 12362, 19426, 24178, 67991, 135982, 138631, 277262, 970417, 1524941, 1940834, 3049882, 10674587, 21349174]

約数ペア:

[(1, 21349174), (2, 10674587), (7, 3049882), (11, 1940834), (14, 1524941), (22, 970417), (77, 277262), (154, 138631), (157, 135982), (314, 67991), (883, 24178), (1099, 19426), (1727, 12362), (1766, 12089), (2198, 9713), (3454, 6181)]