21066304

素因数分解:

$2^6\times 7^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:875

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 27579776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 224, 236, 413, 448, 472, 797, 826, 944, 1594, 1652, 1888, 3188, 3304, 3776, 5579, 6376, 6608, 11158, 12752, 13216, 22316, 25504, 26432, 44632, 47023, 51008, 89264, 94046, 178528, 188092, 329161, 357056, 376184, 658322, 752368, 1316644, 1504736, 2633288, 3009472, 5266576, 10533152, 21066304]

約数ペア:

[(1, 21066304), (2, 10533152), (4, 5266576), (7, 3009472), (8, 2633288), (14, 1504736), (16, 1316644), (28, 752368), (32, 658322), (56, 376184), (59, 357056), (64, 329161), (112, 188092), (118, 178528), (224, 94046), (236, 89264), (413, 51008), (448, 47023), (472, 44632), (797, 26432), (826, 25504), (944, 22316), (1594, 13216), (1652, 12752), (1888, 11158), (3188, 6608), (3304, 6376), (3776, 5579)]