21693628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2153}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 41615280

約数和(自身を除く): 19921652

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 2153, 2519, 4306, 5038, 8612, 10076, 23683, 47366, 94732, 493037, 986074, 1972148, 5423407, 10846814, 21693628]

約数ペア:

[(1, 21693628), (2, 10846814), (4, 5423407), (11, 1972148), (22, 986074), (44, 493037), (229, 94732), (458, 47366), (916, 23683), (2153, 10076), (2519, 8612), (4306, 5038)]