21404992

素因数分解:

$2^6\times 7^1\times {\mathrm{47779}}^1$

素因数の和:47798

約数の個数: 28

約数和(自身を含む): 48544480

約数和(自身を除く): 27139488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 47779, 95558, 191116, 334453, 382232, 668906, 764464, 1337812, 1528928, 2675624, 3057856, 5351248, 10702496, 21404992]

約数ペア:

[(1, 21404992), (2, 10702496), (4, 5351248), (7, 3057856), (8, 2675624), (14, 1528928), (16, 1337812), (28, 764464), (32, 668906), (56, 382232), (64, 334453), (112, 191116), (224, 95558), (448, 47779)]