21001704

素因数分解:

$2^3\times 3^1\times {\mathrm{241}}^1\times {\mathrm{3631}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 52736640

約数和(自身を除く): 31734936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 241, 482, 723, 964, 1446, 1928, 2892, 3631, 5784, 7262, 10893, 14524, 21786, 29048, 43572, 87144, 875071, 1750142, 2625213, 3500284, 5250426, 7000568, 10500852, 21001704]

約数ペア:

[(1, 21001704), (2, 10500852), (3, 7000568), (4, 5250426), (6, 3500284), (8, 2625213), (12, 1750142), (24, 875071), (241, 87144), (482, 43572), (723, 29048), (964, 21786), (1446, 14524), (1928, 10893), (2892, 7262), (3631, 5784)]