21203712

素因数分解:

$2^8\times 3^2\times {\mathrm{9203}}^1$

素因数の和:9225

約数の個数: 54

約数和(自身を含む): 61142172

約数和(自身を除く): 39938460

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, 9203, 18406, 27609, 36812, 55218, 73624, 82827, 110436, 147248, 165654, 220872, 294496, 331308, 441744, 588992, 662616, 883488, 1177984, 1325232, 1766976, 2355968, 2650464, 3533952, 5300928, 7067904, 10601856, 21203712]

約数ペア:

[(1, 21203712), (2, 10601856), (3, 7067904), (4, 5300928), (6, 3533952), (8, 2650464), (9, 2355968), (12, 1766976), (16, 1325232), (18, 1177984), (24, 883488), (32, 662616), (36, 588992), (48, 441744), (64, 331308), (72, 294496), (96, 220872), (128, 165654), (144, 147248), (192, 110436), (256, 82827), (288, 73624), (384, 55218), (576, 36812), (768, 27609), (1152, 18406), (2304, 9203)]