21369364

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 38543400

約数和(自身を除く): 17174036

約数列:

[1, 2, 4, 41, 82, 164, 229, 458, 569, 916, 1138, 2276, 9389, 18778, 23329, 37556, 46658, 93316, 130301, 260602, 521204, 5342341, 10684682, 21369364]

約数ペア:

[(1, 21369364), (2, 10684682), (4, 5342341), (41, 521204), (82, 260602), (164, 130301), (229, 93316), (458, 46658), (569, 37556), (916, 23329), (1138, 18778), (2276, 9389)]