21518896

素因数分解:

$2^4\times 7^1\times {\mathrm{192133}}^1$

素因数の和:192148

約数の個数: 20

約数和(自身を含む): 47649232

約数和(自身を除く): 26130336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192133, 384266, 768532, 1344931, 1537064, 2689862, 3074128, 5379724, 10759448, 21518896]

約数ペア:

[(1, 21518896), (2, 10759448), (4, 5379724), (7, 3074128), (8, 2689862), (14, 1537064), (16, 1344931), (28, 768532), (56, 384266), (112, 192133)]