21873184

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 45505152

約数和(自身を除く): 23631968

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 113, 184, 226, 263, 368, 452, 526, 736, 904, 1052, 1808, 2104, 2599, 3616, 4208, 5198, 6049, 8416, 10396, 12098, 20792, 24196, 29719, 41584, 48392, 59438, 83168, 96784, 118876, 193568, 237752, 475504, 683537, 951008, 1367074, 2734148, 5468296, 10936592, 21873184]

約数ペア:

[(1, 21873184), (2, 10936592), (4, 5468296), (8, 2734148), (16, 1367074), (23, 951008), (32, 683537), (46, 475504), (92, 237752), (113, 193568), (184, 118876), (226, 96784), (263, 83168), (368, 59438), (452, 48392), (526, 41584), (736, 29719), (904, 24196), (1052, 20792), (1808, 12098), (2104, 10396), (2599, 8416), (3616, 6049), (4208, 5198)]