20210958994

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1\times {\mathrm{259801}}^1$

素因数の和:260301

約数の個数: 16

約数和(自身を含む): 30705478776

約数和(自身を除く): 10494519782

約数列:

[1, 2, 97, 194, 401, 802, 38897, 77794, 259801, 519602, 25200697, 50401394, 104180201, 208360402, 10105479497, 20210958994]

約数ペア:

[(1, 20210958994), (2, 10105479497), (97, 208360402), (194, 104180201), (401, 50401394), (802, 25200697), (38897, 519602), (77794, 259801)]