21493568

素因数分解:

$2^6\times {\mathrm{167}}^1\times {\mathrm{2011}}^1$

素因数の和:2190

約数の個数: 28

約数和(自身を含む): 42928032

約数和(自身を除く): 21434464

約数列:

[1, 2, 4, 8, 16, 32, 64, 167, 334, 668, 1336, 2011, 2672, 4022, 5344, 8044, 10688, 16088, 32176, 64352, 128704, 335837, 671674, 1343348, 2686696, 5373392, 10746784, 21493568]

約数ペア:

[(1, 21493568), (2, 10746784), (4, 5373392), (8, 2686696), (16, 1343348), (32, 671674), (64, 335837), (167, 128704), (334, 64352), (668, 32176), (1336, 16088), (2011, 10688), (2672, 8044), (4022, 5344)]