21743808

素因数分解:

$2^6\times 3^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:705

約数の個数: 56

約数和(自身を含む): 57881520

約数和(自身を除く): 36137712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 269, 421, 538, 807, 842, 1076, 1263, 1614, 1684, 2152, 2526, 3228, 3368, 4304, 5052, 6456, 6736, 8608, 10104, 12912, 13472, 17216, 20208, 25824, 26944, 40416, 51648, 80832, 113249, 226498, 339747, 452996, 679494, 905992, 1358988, 1811984, 2717976, 3623968, 5435952, 7247936, 10871904, 21743808]

約数ペア:

[(1, 21743808), (2, 10871904), (3, 7247936), (4, 5435952), (6, 3623968), (8, 2717976), (12, 1811984), (16, 1358988), (24, 905992), (32, 679494), (48, 452996), (64, 339747), (96, 226498), (192, 113249), (269, 80832), (421, 51648), (538, 40416), (807, 26944), (842, 25824), (1076, 20208), (1263, 17216), (1614, 13472), (1684, 12912), (2152, 10104), (2526, 8608), (3228, 6736), (3368, 6456), (4304, 5052)]