21744592

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{17203}}^1$

素因数の和:17290

約数の個数: 20

約数和(自身を含む): 42665920

約数和(自身を除く): 20921328

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 17203, 34406, 68812, 137624, 275248, 1359037, 2718074, 5436148, 10872296, 21744592]

約数ペア:

[(1, 21744592), (2, 10872296), (4, 5436148), (8, 2718074), (16, 1359037), (79, 275248), (158, 137624), (316, 68812), (632, 34406), (1264, 17203)]