21610108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2647}}^1$

素因数の和:2821

約数の個数: 24

約数和(自身を含む): 41001632

約数和(自身を除く): 19391524

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2647, 4082, 5294, 8164, 10588, 34411, 68822, 137644, 415579, 831158, 1662316, 5402527, 10805054, 21610108]

約数ペア:

[(1, 21610108), (2, 10805054), (4, 5402527), (13, 1662316), (26, 831158), (52, 415579), (157, 137644), (314, 68822), (628, 34411), (2041, 10588), (2647, 8164), (4082, 5294)]