20211296

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3923}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 47464704

約数和(自身を除く): 27253408

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 322, 368, 644, 736, 1288, 2576, 3923, 5152, 7846, 15692, 27461, 31384, 54922, 62768, 90229, 109844, 125536, 180458, 219688, 360916, 439376, 631603, 721832, 878752, 1263206, 1443664, 2526412, 2887328, 5052824, 10105648, 20211296]

約数ペア:

[(1, 20211296), (2, 10105648), (4, 5052824), (7, 2887328), (8, 2526412), (14, 1443664), (16, 1263206), (23, 878752), (28, 721832), (32, 631603), (46, 439376), (56, 360916), (92, 219688), (112, 180458), (161, 125536), (184, 109844), (224, 90229), (322, 62768), (368, 54922), (644, 31384), (736, 27461), (1288, 15692), (2576, 7846), (3923, 5152)]