21406912

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{6311}}^1$

素因数の和:6376

約数の個数: 28

約数和(自身を含む): 43287696

約数和(自身を除く): 21880784

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 848, 1696, 3392, 6311, 12622, 25244, 50488, 100976, 201952, 334483, 403904, 668966, 1337932, 2675864, 5351728, 10703456, 21406912]

約数ペア:

[(1, 21406912), (2, 10703456), (4, 5351728), (8, 2675864), (16, 1337932), (32, 668966), (53, 403904), (64, 334483), (106, 201952), (212, 100976), (424, 50488), (848, 25244), (1696, 12622), (3392, 6311)]