21464768

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25799}}^1$

素因数の和:25824

約数の個数: 28

約数和(自身を含む): 45872400

約数和(自身を除く): 24407632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25799, 51598, 103196, 206392, 335387, 412784, 670774, 825568, 1341548, 1651136, 2683096, 5366192, 10732384, 21464768]

約数ペア:

[(1, 21464768), (2, 10732384), (4, 5366192), (8, 2683096), (13, 1651136), (16, 1341548), (26, 825568), (32, 670774), (52, 412784), (64, 335387), (104, 206392), (208, 103196), (416, 51598), (832, 25799)]