21846292

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 36

約数和(自身を含む): 43856316

約数和(自身を除く): 22010024

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 1901, 2873, 3802, 5746, 7604, 11492, 24713, 32317, 49426, 64634, 98852, 129268, 321269, 420121, 642538, 840242, 1285076, 1680484, 5461573, 10923146, 21846292]

約数ペア:

[(1, 21846292), (2, 10923146), (4, 5461573), (13, 1680484), (17, 1285076), (26, 840242), (34, 642538), (52, 420121), (68, 321269), (169, 129268), (221, 98852), (338, 64634), (442, 49426), (676, 32317), (884, 24713), (1901, 11492), (2873, 7604), (3802, 5746)]