21704944

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18583}}^1$

素因数の和:18664

約数の個数: 20

約数和(自身を含む): 42631696

約数和(自身を除く): 20926752

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18583, 37166, 74332, 148664, 297328, 1356559, 2713118, 5426236, 10852472, 21704944]

約数ペア:

[(1, 21704944), (2, 10852472), (4, 5426236), (8, 2713118), (16, 1356559), (73, 297328), (146, 148664), (292, 74332), (584, 37166), (1168, 18583)]