21773519104

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{25171}}^1$

素因数の和:25327

約数の個数: 72

約数和(自身を含む): 45277379840

約数和(自身を除く): 23503860736

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 109, 124, 128, 218, 248, 256, 436, 496, 872, 992, 1744, 1984, 3379, 3488, 3968, 6758, 6976, 7936, 13516, 13952, 25171, 27032, 27904, 50342, 54064, 100684, 108128, 201368, 216256, 402736, 432512, 780301, 805472, 865024, 1560602, 1610944, 2743639, 3121204, 3221888, 5487278, 6242408, 6443776, 10974556, 12484816, 21949112, 24969632, 43898224, 49939264, 85052809, 87796448, 99878528, 170105618, 175592896, 199757056, 340211236, 351185792, 680422472, 702371584, 1360844944, 2721689888, 5443379776, 10886759552, 21773519104]

約数ペア:

[(1, 21773519104), (2, 10886759552), (4, 5443379776), (8, 2721689888), (16, 1360844944), (31, 702371584), (32, 680422472), (62, 351185792), (64, 340211236), (109, 199757056), (124, 175592896), (128, 170105618), (218, 99878528), (248, 87796448), (256, 85052809), (436, 49939264), (496, 43898224), (872, 24969632), (992, 21949112), (1744, 12484816), (1984, 10974556), (3379, 6443776), (3488, 6242408), (3968, 5487278), (6758, 3221888), (6976, 3121204), (7936, 2743639), (13516, 1610944), (13952, 1560602), (25171, 865024), (27032, 805472), (27904, 780301), (50342, 432512), (54064, 402736), (100684, 216256), (108128, 201368)]