21198336

素因数分解:

$2^9\times 3^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 58155504

約数和(自身を除く): 36957168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 373, 384, 444, 512, 592, 746, 768, 888, 1119, 1184, 1492, 1536, 1776, 2238, 2368, 2984, 3552, 4476, 4736, 5968, 7104, 8952, 9472, 11936, 13801, 14208, 17904, 18944, 23872, 27602, 28416, 35808, 41403, 47744, 55204, 56832, 71616, 82806, 95488, 110408, 143232, 165612, 190976, 220816, 286464, 331224, 441632, 572928, 662448, 883264, 1324896, 1766528, 2649792, 3533056, 5299584, 7066112, 10599168, 21198336]

約数ペア:

[(1, 21198336), (2, 10599168), (3, 7066112), (4, 5299584), (6, 3533056), (8, 2649792), (12, 1766528), (16, 1324896), (24, 883264), (32, 662448), (37, 572928), (48, 441632), (64, 331224), (74, 286464), (96, 220816), (111, 190976), (128, 165612), (148, 143232), (192, 110408), (222, 95488), (256, 82806), (296, 71616), (373, 56832), (384, 55204), (444, 47744), (512, 41403), (592, 35808), (746, 28416), (768, 27602), (888, 23872), (1119, 18944), (1184, 17904), (1492, 14208), (1536, 13801), (1776, 11936), (2238, 9472), (2368, 8952), (2984, 7104), (3552, 5968), (4476, 4736)]