21577472

素因数分解:

$2^8\times 7^1\times {\mathrm{12041}}^1$

素因数の和:12064

約数の個数: 36

約数和(自身を含む): 49227696

約数和(自身を除く): 27650224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 12041, 24082, 48164, 84287, 96328, 168574, 192656, 337148, 385312, 674296, 770624, 1348592, 1541248, 2697184, 3082496, 5394368, 10788736, 21577472]

約数ペア:

[(1, 21577472), (2, 10788736), (4, 5394368), (7, 3082496), (8, 2697184), (14, 1541248), (16, 1348592), (28, 770624), (32, 674296), (56, 385312), (64, 337148), (112, 192656), (128, 168574), (224, 96328), (256, 84287), (448, 48164), (896, 24082), (1792, 12041)]