57211413

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{143387}}^1$

素因数の和:143416

約数の個数: 16

約数和(自身を含む): 91768320

約数和(自身を除く): 34556907

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 143387, 430161, 1003709, 2724353, 3011127, 8173059, 19070471, 57211413]

約数ペア:

[(1, 57211413), (3, 19070471), (7, 8173059), (19, 3011127), (21, 2724353), (57, 1003709), (133, 430161), (399, 143387)]