21089136

素因数分解:

$2^4\times 3^1\times {\mathrm{439357}}^1$

素因数の和:439368

約数の個数: 20

約数和(自身を含む): 54480392

約数和(自身を除く): 33391256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439357, 878714, 1318071, 1757428, 2636142, 3514856, 5272284, 7029712, 10544568, 21089136]

約数ペア:

[(1, 21089136), (2, 10544568), (3, 7029712), (4, 5272284), (6, 3514856), (8, 2636142), (12, 1757428), (16, 1318071), (24, 878714), (48, 439357)]