21404202392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{497587}}^1$

素因数の和:497895

約数の個数: 32

約数和(自身を含む): 42394497600

約数和(自身を除く): 20990295208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 283, 566, 1132, 2264, 5377, 10754, 21508, 43016, 497587, 995174, 1990348, 3980696, 9454153, 18908306, 37816612, 75633224, 140817121, 281634242, 563268484, 1126536968, 2675525299, 5351050598, 10702101196, 21404202392]

約数ペア:

[(1, 21404202392), (2, 10702101196), (4, 5351050598), (8, 2675525299), (19, 1126536968), (38, 563268484), (76, 281634242), (152, 140817121), (283, 75633224), (566, 37816612), (1132, 18908306), (2264, 9454153), (5377, 3980696), (10754, 1990348), (21508, 995174), (43016, 497587)]