21276896

素因数分解:

$2^5\times {\mathrm{563}}^1\times {\mathrm{1181}}^1$

素因数の和:1754

約数の個数: 24

約数和(自身を含む): 41998824

約数和(自身を除く): 20721928

約数列:

[1, 2, 4, 8, 16, 32, 563, 1126, 1181, 2252, 2362, 4504, 4724, 9008, 9448, 18016, 18896, 37792, 664903, 1329806, 2659612, 5319224, 10638448, 21276896]

約数ペア:

[(1, 21276896), (2, 10638448), (4, 5319224), (8, 2659612), (16, 1329806), (32, 664903), (563, 37792), (1126, 18896), (1181, 18016), (2252, 9448), (2362, 9008), (4504, 4724)]