21181734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168109}}^1$

素因数の和:168124

約数の個数: 24

約数和(自身を含む): 52450320

約数和(自身を除く): 31268586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168109, 336218, 504327, 1008654, 1176763, 1512981, 2353526, 3025962, 3530289, 7060578, 10590867, 21181734]

約数ペア:

[(1, 21181734), (2, 10590867), (3, 7060578), (6, 3530289), (7, 3025962), (9, 2353526), (14, 1512981), (18, 1176763), (21, 1008654), (42, 504327), (63, 336218), (126, 168109)]