21977856

素因数分解:

$2^8\times 3^2\times {\mathrm{9539}}^1$

素因数の和:9561

約数の個数: 54

約数和(自身を含む): 63374220

約数和(自身を除く): 41396364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9539, 19078, 28617, 38156, 57234, 76312, 85851, 114468, 152624, 171702, 228936, 305248, 343404, 457872, 610496, 686808, 915744, 1220992, 1373616, 1831488, 2441984, 2747232, 3662976, 5494464, 7325952, 10988928, 21977856]

約数ペア:

[(1, 21977856), (2, 10988928), (3, 7325952), (4, 5494464), (6, 3662976), (8, 2747232), (9, 2441984), (12, 1831488), (16, 1373616), (18, 1220992), (24, 915744), (32, 686808), (36, 610496), (48, 457872), (64, 343404), (72, 305248), (96, 228936), (128, 171702), (144, 152624), (192, 114468), (256, 85851), (288, 76312), (384, 57234), (576, 38156), (768, 28617), (1152, 19078), (2304, 9539)]