21905024

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{9007}}^1$

素因数の和:9040

約数の個数: 32

約数和(自身を含む): 45940800

約数和(自身を除く): 24035776

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 9007, 18014, 36028, 72056, 144112, 171133, 288224, 342266, 576448, 684532, 1152896, 1369064, 2738128, 5476256, 10952512, 21905024]

約数ペア:

[(1, 21905024), (2, 10952512), (4, 5476256), (8, 2738128), (16, 1369064), (19, 1152896), (32, 684532), (38, 576448), (64, 342266), (76, 288224), (128, 171133), (152, 144112), (304, 72056), (608, 36028), (1216, 18014), (2432, 9007)]