21477672

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{1499}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 58500000

約数和(自身を除く): 37022328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1499, 1592, 1791, 2388, 2998, 3582, 4497, 4776, 5996, 7164, 8994, 11992, 13491, 14328, 17988, 26982, 35976, 53964, 107928, 298301, 596602, 894903, 1193204, 1789806, 2386408, 2684709, 3579612, 5369418, 7159224, 10738836, 21477672]

約数ペア:

[(1, 21477672), (2, 10738836), (3, 7159224), (4, 5369418), (6, 3579612), (8, 2684709), (9, 2386408), (12, 1789806), (18, 1193204), (24, 894903), (36, 596602), (72, 298301), (199, 107928), (398, 53964), (597, 35976), (796, 26982), (1194, 17988), (1499, 14328), (1592, 13491), (1791, 11992), (2388, 8994), (2998, 7164), (3582, 5996), (4497, 4776)]