28521568

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{21739}}^1$

素因数の和:21790

約数の個数: 24

約数和(自身を含む): 57524040

約数和(自身を除く): 29002472

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 21739, 43478, 86956, 173912, 347824, 695648, 891299, 1782598, 3565196, 7130392, 14260784, 28521568]

約数ペア:

[(1, 28521568), (2, 14260784), (4, 7130392), (8, 3565196), (16, 1782598), (32, 891299), (41, 695648), (82, 347824), (164, 173912), (328, 86956), (656, 43478), (1312, 21739)]