21167741921

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{27749}}^1$

素因数の和:28228

約数の個数: 16

約数和(自身を含む): 22207770000

約数和(自身を除く): 1040028079

約数列:

[1, 37, 53, 389, 1961, 14393, 20617, 27749, 762829, 1026713, 1470697, 10794361, 54415789, 399391357, 572101133, 21167741921]

約数ペア:

[(1, 21167741921), (37, 572101133), (53, 399391357), (389, 54415789), (1961, 10794361), (14393, 1470697), (20617, 1026713), (27749, 762829)]