21859264

素因数分解:

$2^6\times 7^1\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:905

約数の個数: 56

約数和(自身を含む): 50474880

約数和(自身を除く): 28615616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 224, 236, 413, 448, 472, 826, 827, 944, 1652, 1654, 1888, 3304, 3308, 3776, 5789, 6608, 6616, 11578, 13216, 13232, 23156, 26432, 26464, 46312, 48793, 52928, 92624, 97586, 185248, 195172, 341551, 370496, 390344, 683102, 780688, 1366204, 1561376, 2732408, 3122752, 5464816, 10929632, 21859264]

約数ペア:

[(1, 21859264), (2, 10929632), (4, 5464816), (7, 3122752), (8, 2732408), (14, 1561376), (16, 1366204), (28, 780688), (32, 683102), (56, 390344), (59, 370496), (64, 341551), (112, 195172), (118, 185248), (224, 97586), (236, 92624), (413, 52928), (448, 48793), (472, 46312), (826, 26464), (827, 26432), (944, 23156), (1652, 13232), (1654, 13216), (1888, 11578), (3304, 6616), (3308, 6608), (3776, 5789)]