21018932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{883}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 40246752

約数和(自身を除く): 19227820

約数列:

[1, 2, 4, 11, 22, 44, 541, 883, 1082, 1766, 2164, 3532, 5951, 9713, 11902, 19426, 23804, 38852, 477703, 955406, 1910812, 5254733, 10509466, 21018932]

約数ペア:

[(1, 21018932), (2, 10509466), (4, 5254733), (11, 1910812), (22, 955406), (44, 477703), (541, 38852), (883, 23804), (1082, 19426), (1766, 11902), (2164, 9713), (3532, 5951)]