21101952

素因数分解:

$2^7\times 3^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 35446848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 179, 192, 307, 358, 384, 537, 614, 716, 921, 1074, 1228, 1432, 1842, 2148, 2456, 2864, 3684, 4296, 4912, 5728, 7368, 8592, 9824, 11456, 14736, 17184, 19648, 22912, 29472, 34368, 39296, 54953, 58944, 68736, 109906, 117888, 164859, 219812, 329718, 439624, 659436, 879248, 1318872, 1758496, 2637744, 3516992, 5275488, 7033984, 10550976, 21101952]

約数ペア:

[(1, 21101952), (2, 10550976), (3, 7033984), (4, 5275488), (6, 3516992), (8, 2637744), (12, 1758496), (16, 1318872), (24, 879248), (32, 659436), (48, 439624), (64, 329718), (96, 219812), (128, 164859), (179, 117888), (192, 109906), (307, 68736), (358, 58944), (384, 54953), (537, 39296), (614, 34368), (716, 29472), (921, 22912), (1074, 19648), (1228, 17184), (1432, 14736), (1842, 11456), (2148, 9824), (2456, 8592), (2864, 7368), (3684, 5728), (4296, 4912)]