21490942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1693}}^1$

素因数の和:2283

約数の個数: 16

約数和(自身を含む): 35248752

約数和(自身を除く): 13757810

約数列:

[1, 2, 11, 22, 577, 1154, 1693, 3386, 6347, 12694, 18623, 37246, 976861, 1953722, 10745471, 21490942]

約数ペア:

[(1, 21490942), (2, 10745471), (11, 1953722), (22, 976861), (577, 37246), (1154, 18623), (1693, 12694), (3386, 6347)]