21381614

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{1117}}^1$

素因数の和:1699

約数の個数: 16

約数和(自身を含む): 34049808

約数和(自身を除く): 12668194

約数列:

[1, 2, 17, 34, 563, 1117, 1126, 2234, 9571, 18989, 19142, 37978, 628871, 1257742, 10690807, 21381614]

約数ペア:

[(1, 21381614), (2, 10690807), (17, 1257742), (34, 628871), (563, 37978), (1117, 19142), (1126, 18989), (2234, 9571)]