21994496

素因数分解:

$2^{10}\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:524

約数の個数: 44

約数和(自身を含む): 45001248

約数和(自身を除く): 23006752

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 457, 512, 752, 914, 1024, 1504, 1828, 3008, 3656, 6016, 7312, 12032, 14624, 21479, 24064, 29248, 42958, 48128, 58496, 85916, 116992, 171832, 233984, 343664, 467968, 687328, 1374656, 2749312, 5498624, 10997248, 21994496]

約数ペア:

[(1, 21994496), (2, 10997248), (4, 5498624), (8, 2749312), (16, 1374656), (32, 687328), (47, 467968), (64, 343664), (94, 233984), (128, 171832), (188, 116992), (256, 85916), (376, 58496), (457, 48128), (512, 42958), (752, 29248), (914, 24064), (1024, 21479), (1504, 14624), (1828, 12032), (3008, 7312), (3656, 6016)]