21494912

素因数分解:

$2^7\times {\mathrm{307}}^1\times {\mathrm{547}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 43039920

約数和(自身を除く): 21545008

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 307, 547, 614, 1094, 1228, 2188, 2456, 4376, 4912, 8752, 9824, 17504, 19648, 35008, 39296, 70016, 167929, 335858, 671716, 1343432, 2686864, 5373728, 10747456, 21494912]

約数ペア:

[(1, 21494912), (2, 10747456), (4, 5373728), (8, 2686864), (16, 1343432), (32, 671716), (64, 335858), (128, 167929), (307, 70016), (547, 39296), (614, 35008), (1094, 19648), (1228, 17504), (2188, 9824), (2456, 8752), (4376, 4912)]