21180146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1291}}^1$

素因数の和:1937

約数の個数: 16

約数和(自身を含む): 34294848

約数和(自身を除く): 13114702

約数列:

[1, 2, 13, 26, 631, 1262, 1291, 2582, 8203, 16406, 16783, 33566, 814621, 1629242, 10590073, 21180146]

約数ペア:

[(1, 21180146), (2, 10590073), (13, 1629242), (26, 814621), (631, 33566), (1262, 16783), (1291, 16406), (2582, 8203)]