21805248

素因数分解:

$2^6\times 3^1\times {\mathrm{337}}^2$

素因数の和:689

約数の個数: 42

約数和(自身を含む): 57864756

約数和(自身を除く): 36059508

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 337, 674, 1011, 1348, 2022, 2696, 4044, 5392, 8088, 10784, 16176, 21568, 32352, 64704, 113569, 227138, 340707, 454276, 681414, 908552, 1362828, 1817104, 2725656, 3634208, 5451312, 7268416, 10902624, 21805248]

約数ペア:

[(1, 21805248), (2, 10902624), (3, 7268416), (4, 5451312), (6, 3634208), (8, 2725656), (12, 1817104), (16, 1362828), (24, 908552), (32, 681414), (48, 454276), (64, 340707), (96, 227138), (192, 113569), (337, 64704), (674, 32352), (1011, 21568), (1348, 16176), (2022, 10784), (2696, 8088), (4044, 5392)]