20210930131

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19687}}^1\times {\mathrm{8627}}^1$

素因数の和:28338

約数の個数: 16

約数和(自身を含む): 24461001216

約数和(自身を除く): 4250071085

約数列:

[1, 7, 17, 119, 8627, 19687, 60389, 137809, 146659, 334679, 1026613, 2342753, 169839749, 1188878243, 2887275733, 20210930131]

約数ペア:

[(1, 20210930131), (7, 2887275733), (17, 1188878243), (119, 169839749), (8627, 2342753), (19687, 1026613), (60389, 334679), (137809, 146659)]