21939904

素因数分解:

$2^6\times 7^1\times {\mathrm{48973}}^1$

素因数の和:48992

約数の個数: 28

約数和(自身を含む): 49757584

約数和(自身を除く): 27817680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 48973, 97946, 195892, 342811, 391784, 685622, 783568, 1371244, 1567136, 2742488, 3134272, 5484976, 10969952, 21939904]

約数ペア:

[(1, 21939904), (2, 10969952), (4, 5484976), (7, 3134272), (8, 2742488), (14, 1567136), (16, 1371244), (28, 783568), (32, 685622), (56, 391784), (64, 342811), (112, 195892), (224, 97946), (448, 48973)]