21898958

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 14596402

約数列:

[1, 2, 17, 31, 34, 62, 79, 158, 263, 526, 527, 1054, 1343, 2449, 2686, 4471, 4898, 8153, 8942, 16306, 20777, 41554, 41633, 83266, 138601, 277202, 353209, 644087, 706418, 1288174, 10949479, 21898958]

約数ペア:

[(1, 21898958), (2, 10949479), (17, 1288174), (31, 706418), (34, 644087), (62, 353209), (79, 277202), (158, 138601), (263, 83266), (526, 41633), (527, 41554), (1054, 20777), (1343, 16306), (2449, 8942), (2686, 8153), (4471, 4898)]