21526924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1901}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 39942000

約数和(自身を除く): 18415076

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1901, 2831, 3802, 5662, 7604, 11324, 36119, 72238, 144476, 283249, 566498, 1132996, 5381731, 10763462, 21526924]

約数ペア:

[(1, 21526924), (2, 10763462), (4, 5381731), (19, 1132996), (38, 566498), (76, 283249), (149, 144476), (298, 72238), (596, 36119), (1901, 11324), (2831, 7604), (3802, 5662)]