21167648

素因数分解:

$2^5\times {\mathrm{653}}^1\times {\mathrm{1013}}^1$

素因数の和:1676

約数の個数: 24

約数和(自身を含む): 41778828

約数和(自身を除く): 20611180

約数列:

[1, 2, 4, 8, 16, 32, 653, 1013, 1306, 2026, 2612, 4052, 5224, 8104, 10448, 16208, 20896, 32416, 661489, 1322978, 2645956, 5291912, 10583824, 21167648]

約数ペア:

[(1, 21167648), (2, 10583824), (4, 5291912), (8, 2645956), (16, 1322978), (32, 661489), (653, 32416), (1013, 20896), (1306, 16208), (2026, 10448), (2612, 8104), (4052, 5224)]