21644896

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7433}}^1$

素因数の和:7463

約数の個数: 48

約数和(自身を含む): 52454304

約数和(自身を除く): 30809408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 7433, 14866, 29732, 52031, 59464, 96629, 104062, 118928, 193258, 208124, 237856, 386516, 416248, 676403, 773032, 832496, 1352806, 1546064, 1664992, 2705612, 3092128, 5411224, 10822448, 21644896]

約数ペア:

[(1, 21644896), (2, 10822448), (4, 5411224), (7, 3092128), (8, 2705612), (13, 1664992), (14, 1546064), (16, 1352806), (26, 832496), (28, 773032), (32, 676403), (52, 416248), (56, 386516), (91, 237856), (104, 208124), (112, 193258), (182, 118928), (208, 104062), (224, 96629), (364, 59464), (416, 52031), (728, 29732), (1456, 14866), (2912, 7433)]