21054071856

素因数分解:

$2^4\times 3^1\times {\mathrm{438626497}}^1$

素因数の和:438626508

約数の個数: 20

約数和(自身を含む): 54389685752

約数和(自身を除く): 33335613896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438626497, 877252994, 1315879491, 1754505988, 2631758982, 3509011976, 5263517964, 7018023952, 10527035928, 21054071856]

約数ペア:

[(1, 21054071856), (2, 10527035928), (3, 7018023952), (4, 5263517964), (6, 3509011976), (8, 2631758982), (12, 1754505988), (16, 1315879491), (24, 877252994), (48, 438626497)]